Base | Representation |
---|---|
bin | 10110100010010111… |
… | …10001000110110100 |
3 | 1011020020021010100002 |
4 | 23101023301012310 |
5 | 144234430114320 |
6 | 5320341210432 |
7 | 605556456116 |
oct | 132113610664 |
9 | 34206233302 |
10 | 12099457460 |
11 | 5149912522 |
12 | 2418100a18 |
13 | 11aa9483ac |
14 | 82ad0b3b6 |
15 | 4ac369675 |
hex | 2d12f11b4 |
12099457460 has 12 divisors (see below), whose sum is σ = 25408860708. Its totient is φ = 4839782976.
The previous prime is 12099457451. The next prime is 12099457477. The reversal of 12099457460 is 6475499021.
It can be written as a sum of positive squares in 2 ways, for example, as 3467560996 + 8631896464 = 58886^2 + 92908^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302486417 + ... + 302486456.
It is an arithmetic number, because the mean of its divisors is an integer number (2117405059).
Almost surely, 212099457460 is an apocalyptic number.
12099457460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12099457460 is an abundant number, since it is smaller than the sum of its proper divisors (13309403248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12099457460 is a wasteful number, since it uses less digits than its factorization.
12099457460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 604972882 (or 604972880 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 47.
The spelling of 12099457460 in words is "twelve billion, ninety-nine million, four hundred fifty-seven thousand, four hundred sixty".
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