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12628160 = 265193167
BaseRepresentation
bin110000001011…
…000011000000
3212202120120122
4300023003000
511213100120
61130355412
7212223536
oct60130300
925676518
1012628160
1171457a6
12428bb68
132801bac
14196a156
151196a25
hexc0b0c0

12628160 has 112 divisors (see below), whose sum is σ = 33162240. Its totient is φ = 4561920.

The previous prime is 12628117. The next prime is 12628163. The reversal of 12628160 is 6182621.

It is not an unprimeable number, because it can be changed into a prime (12628163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188447 + ... + 188513.

Almost surely, 212628160 is an apocalyptic number.

12628160 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 12628160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16581120).

12628160 is an abundant number, since it is smaller than the sum of its proper divisors (20534080).

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

12628160 is a wasteful number, since it uses less digits than its factorization.

12628160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 12628160 is about 3553.6122467146. The cubic root of 12628160 is about 232.8699010303.

The spelling of 12628160 in words is "twelve million, six hundred twenty-eight thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 19 20 31 32 38 40 62 64 67 76 80 95 124 134 152 155 160 190 248 268 304 310 320 335 380 496 536 589 608 620 670 760 992 1072 1178 1216 1240 1273 1340 1520 1984 2077 2144 2356 2480 2546 2680 2945 3040 4154 4288 4712 4960 5092 5360 5890 6080 6365 8308 9424 9920 10184 10385 10720 11780 12730 16616 18848 20368 20770 21440 23560 25460 33232 37696 39463 40736 41540 47120 50920 66464 78926 81472 83080 94240 101840 132928 157852 166160 188480 197315 203680 315704 332320 394630 407360 631408 664640 789260 1262816 1578520 2525632 3157040 6314080 12628160