Base | Representation |
---|---|
bin | 10101101101011100… |
… | …011101010101010000 |
3 | 2020011120210011111021 |
4 | 111231130131111100 |
5 | 340220104410300 |
6 | 14413043525224 |
7 | 1453445225416 |
oct | 255534352520 |
9 | 66146704437 |
10 | 23311013200 |
11 | 9982506272 |
12 | 4626989814 |
13 | 2276644a47 |
14 | 11b1d2b2b6 |
15 | 916796d1a |
hex | 56d71d550 |
23311013200 has 30 divisors (see below), whose sum is σ = 56004710174. Its totient is φ = 9324405120.
The previous prime is 23311013179. The next prime is 23311013249. The reversal of 23311013200 is 231011332.
It can be written as a sum of positive squares in 3 ways, for example, as 3620188224 + 19690824976 = 60168^2 + 140324^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29138367 + ... + 29139166.
Almost surely, 223311013200 is an apocalyptic number.
23311013200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23311013200 is an abundant number, since it is smaller than the sum of its proper divisors (32693696974).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23311013200 is a wasteful number, since it uses less digits than its factorization.
23311013200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58277551 (or 58277540 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 23311013200 its reverse (231011332), we get a palindrome (23542024532).
The spelling of 23311013200 in words is "twenty-three billion, three hundred eleven million, thirteen thousand, two hundred".
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