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13159234400 = 2552131265311
BaseRepresentation
bin11000100000101100…
…11111101101100000
31020222002102100222212
430100112133231200
5203422231000100
610013440021252
7644045434604
oct142026375540
936862370885
1013159234400
115643054634
122673001828
131319384b40
148cb979504
15520407635
hex31059fb60

13159234400 has 72 divisors (see below), whose sum is σ = 34596160704. Its totient is φ = 4858790400.

The previous prime is 13159234381. The next prime is 13159234411. The reversal of 13159234400 is 443295131.

It is a super-3 number, since 3×131592344003 (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 622256 + ... + 643055.

It is an arithmetic number, because the mean of its divisors is an integer number (480502232).

Almost surely, 213159234400 is an apocalyptic number.

13159234400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13159234400 is an abundant number, since it is smaller than the sum of its proper divisors (21436926304).

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

13159234400 is a wasteful number, since it uses less digits than its factorization.

13159234400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265344 (or 1265331 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 13159234400 in words is "thirteen billion, one hundred fifty-nine million, two hundred thirty-four thousand, four hundred".

Divisors: 1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 65 80 100 104 130 160 200 208 260 325 400 416 520 650 800 1040 1300 2080 2600 5200 10400 1265311 2530622 5061244 6326555 10122488 12653110 16449043 20244976 25306220 31632775 32898086 40489952 50612440 63265550 65796172 82245215 101224880 126531100 131592344 164490430 202449760 253062200 263184688 328980860 411226075 506124400 526369376 657961720 822452150 1012248800 1315923440 1644904300 2631846880 3289808600 6579617200 13159234400