[go: up one dir, main page]

Search a number
-
+
29382480 = 2433561223
BaseRepresentation
bin111000000010…
…1011101010000
32001021210012000
41300011131100
530010214410
62525434000
7504514131
oct160053520
961253160
1029382480
1115649546
129a0b900
136119baa
143c8bc88
1528a5dc0
hex1c05750

29382480 has 160 divisors (see below), whose sum is σ = 103326720. Its totient is φ = 7672320.

The previous prime is 29382449. The next prime is 29382491. The reversal of 29382480 is 8428392.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131649 + ... + 131871.

It is an arithmetic number, because the mean of its divisors is an integer number (645792).

Almost surely, 229382480 is an apocalyptic number.

29382480 is a gapful number since it is divisible by the number (20) 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 29382480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51663360).

29382480 is an abundant number, since it is smaller than the sum of its proper divisors (73944240).

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

29382480 is a wasteful number, since it uses less digits than its factorization.

29382480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 29382480 is about 5420.5608565904. The cubic root of 29382480 is about 308.5764769897.

The spelling of 29382480 in words is "twenty-nine million, three hundred eighty-two thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 61 72 80 90 108 120 122 135 144 180 183 216 223 240 244 270 305 360 366 432 446 488 540 549 610 669 720 732 892 915 976 1080 1098 1115 1220 1338 1464 1647 1784 1830 2007 2160 2196 2230 2440 2676 2745 2928 3294 3345 3568 3660 4014 4392 4460 4880 5352 5490 6021 6588 6690 7320 8028 8235 8784 8920 10035 10704 10980 12042 13176 13380 13603 14640 16056 16470 17840 20070 21960 24084 26352 26760 27206 30105 32112 32940 40140 40809 43920 48168 53520 54412 60210 65880 68015 80280 81618 96336 108824 120420 122427 131760 136030 160560 163236 204045 217648 240840 244854 272060 326472 367281 408090 481680 489708 544120 612135 652944 734562 816180 979416 1088240 1224270 1469124 1632360 1836405 1958832 2448540 2938248 3264720 3672810 4897080 5876496 7345620 9794160 14691240 29382480