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1492006880 = 255721314639
BaseRepresentation
bin101100011101110…
…0011011111100000
310211222110210200002
41120323203133200
511023423210010
6404014515132
751654564200
oct13073433740
93758423602
101492006880
116a6220941
12357805aa8
131aa154010
14102222400
158aebb1a5
hex58ee37e0

1492006880 has 144 divisors (see below), whose sum is σ = 4416068160. Its totient is φ = 472163328.

The previous prime is 1492006811. The next prime is 1492006903. The reversal of 1492006880 is 886002941.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94601 + ... + 109239.

It is an arithmetic number, because the mean of its divisors is an integer number (30667140).

Almost surely, 21492006880 is an apocalyptic number.

1492006880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1492006880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2208034080).

1492006880 is an abundant number, since it is smaller than the sum of its proper divisors (2924061280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1492006880 is a wasteful number, since it uses less digits than its factorization.

1492006880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14681 (or 14666 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 1492006880 is about 38626.5048897774. The cubic root of 1492006880 is about 1142.6773227796.

The spelling of 1492006880 in words is "one billion, four hundred ninety-two million, six thousand, eight hundred eighty".

Divisors: 1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 49 52 56 65 70 80 91 98 104 112 130 140 160 182 196 208 224 245 260 280 364 392 416 455 490 520 560 637 728 784 910 980 1040 1120 1274 1456 1568 1820 1960 2080 2548 2912 3185 3640 3920 5096 6370 7280 7840 10192 12740 14560 14639 20384 25480 29278 50960 58556 73195 101920 102473 117112 146390 190307 204946 234224 292780 380614 409892 468448 512365 585560 717311 761228 819784 951535 1024730 1171120 1332149 1434622 1522456 1639568 1903070 2049460 2342240 2664298 2869244 3044912 3279136 3586555 3806140 4098920 5328596 5738488 6089824 6660745 7173110 7612280 8197840 9325043 10657192 11476976 13321490 14346220 15224560 16395680 18650086 21314384 22953952 26642980 28692440 30449120 37300172 42628768 46625215 53285960 57384880 74600344 93250430 106571920 114769760 149200688 186500860 213143840 298401376 373001720 746003440 1492006880