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13055960 = 2353110529
BaseRepresentation
bin110001110011…
…011111011000
3220120022102002
4301303133120
511320242320
61143500132
7215655011
oct61633730
926508362
1013055960
117408155
124457648
132921828
141a3c008
15122d675
hexc737d8

13055960 has 32 divisors (see below), whose sum is σ = 30326400. Its totient is φ = 5053440.

The previous prime is 13055951. The next prime is 13055969. The reversal of 13055960 is 6955031.

It is an interprime number because it is at equal distance from previous prime (13055951) and next prime (13055969).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13055969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4025 + ... + 6504.

It is an arithmetic number, because the mean of its divisors is an integer number (947700).

Almost surely, 213055960 is an apocalyptic number.

13055960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13055960 is an abundant number, since it is smaller than the sum of its proper divisors (17270440).

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

13055960 is a wasteful number, since it uses less digits than its factorization.

13055960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10571 (or 10567 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 13055960 is about 3613.3031979063. The cubic root of 13055960 is about 235.4703722026.

The spelling of 13055960 in words is "thirteen million, fifty-five thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1240 10529 21058 42116 52645 84232 105290 210580 326399 421160 652798 1305596 1631995 2611192 3263990 6527980 13055960