Base | Representation |
---|---|
bin | 10101011011101100… |
… | …011011101111110011 |
3 | 2012101211102020211201 |
4 | 111123230123233303 |
5 | 334112340223443 |
6 | 14323324552031 |
7 | 1443201031660 |
oct | 253354335763 |
9 | 65354366751 |
10 | 23013211123 |
11 | 983a3a3151 |
12 | 45630b2617 |
13 | 2229a364b6 |
14 | 118456aa67 |
15 | 8ea56e34d |
hex | 55bb1bbf3 |
23013211123 has 16 divisors (see below), whose sum is σ = 27147443200. Its totient is φ = 19095997536.
The previous prime is 23013211003. The next prime is 23013211127. The reversal of 23013211123 is 32111231032.
It is a de Polignac number, because none of the positive numbers 2k-23013211123 is a prime.
It is a super-2 number, since 2×230132111232 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 23013211123.
It is not an unprimeable number, because it can be changed into a prime (23013211127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171711 + ... + 274792.
It is an arithmetic number, because the mean of its divisors is an integer number (1696715200).
Almost surely, 223013211123 is an apocalyptic number.
23013211123 is a deficient number, since it is larger than the sum of its proper divisors (4134232077).
23013211123 is a wasteful number, since it uses less digits than its factorization.
23013211123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 446746.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 23013211123 its reverse (32111231032), we get a palindrome (55124442155).
The spelling of 23013211123 in words is "twenty-three billion, thirteen million, two hundred eleven thousand, one hundred twenty-three".
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