Base | Representation |
---|---|
bin | 10110110001111100… |
… | …10110011010101110 |
3 | 1011120100012101202202 |
4 | 23120332112122232 |
5 | 200021410023443 |
6 | 5341330421502 |
7 | 612034425212 |
oct | 133076263256 |
9 | 34510171682 |
10 | 12230157998 |
11 | 52066727a3 |
12 | 2453a31892 |
13 | 11cba4a9a6 |
14 | 840410942 |
15 | 4b8a857b8 |
hex | 2d8f966ae |
12230157998 has 16 divisors (see below), whose sum is σ = 18421603200. Its totient is φ = 6089651256.
The previous prime is 12230157943. The next prime is 12230158001. The reversal of 12230157998 is 89975103221.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1039553 + ... + 1051251.
It is an arithmetic number, because the mean of its divisors is an integer number (1151350200).
Almost surely, 212230157998 is an apocalyptic number.
12230157998 is a deficient number, since it is larger than the sum of its proper divisors (6191445202).
12230157998 is a wasteful number, since it uses less digits than its factorization.
12230157998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13831.
The product of its (nonzero) digits is 272160, while the sum is 47.
The spelling of 12230157998 in words is "twelve billion, two hundred thirty million, one hundred fifty-seven thousand, nine hundred ninety-eight".
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