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13207146900 = 2235244023823
BaseRepresentation
bin11000100110011010…
…10001000110010100
31021002102120120120220
430103031101012110
5204022012200100
610022310554340
7645166616313
oct142315210624
937072516526
1013207146900
1156680a9a42
1226870689b0
13132628c02c
148d408c27a
1552471daa0
hex313351194

13207146900 has 36 divisors (see below), whose sum is σ = 38212679232. Its totient is φ = 3521905760.

The previous prime is 13207146877. The next prime is 13207146937. The reversal of 13207146900 is 964170231.

It is a super-2 number, since 2×132071469002 (a number of 21 digits) contains 22 as substring.

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, 22011612 + ... + 22012211.

It is an arithmetic number, because the mean of its divisors is an integer number (1061463312).

Almost surely, 213207146900 is an apocalyptic number.

13207146900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13207146900 is an abundant number, since it is smaller than the sum of its proper divisors (25005532332).

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

13207146900 is a wasteful number, since it uses less digits than its factorization.

13207146900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44023840 (or 44023833 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The spelling of 13207146900 in words is "thirteen billion, two hundred seven million, one hundred forty-six thousand, nine hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 44023823 88047646 132071469 176095292 220119115 264142938 440238230 528285876 660357345 880476460 1100595575 1320714690 2201191150 2641429380 3301786725 4402382300 6603573450 13207146900