Base | Representation |
---|---|
bin | 11000100001000000… |
… | …11101101010011010 |
3 | 1020222021100010102111 |
4 | 30100200131222122 |
5 | 203423413104300 |
6 | 10014012022534 |
7 | 644106600043 |
oct | 142040355232 |
9 | 36867303374 |
10 | 13161847450 |
11 | 5644579884 |
12 | 2673a61a4a |
13 | 1319a8b31b |
14 | 8cc0598ca |
15 | 5207719ba |
hex | 31081da9a |
13161847450 has 48 divisors (see below), whose sum is σ = 24693107040. Its totient is φ = 5219248320.
The previous prime is 13161847441. The next prime is 13161847549. The reversal of 13161847450 is 5474816131.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8874409 + ... + 8875891.
It is an arithmetic number, because the mean of its divisors is an integer number (514439730).
Almost surely, 213161847450 is an apocalyptic number.
13161847450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13161847450 is a deficient number, since it is larger than the sum of its proper divisors (11531259590).
13161847450 is a wasteful number, since it uses less digits than its factorization.
13161847450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2911 (or 2906 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 40.
The spelling of 13161847450 in words is "thirteen billion, one hundred sixty-one million, eight hundred forty-seven thousand, four hundred fifty".
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