Base | Representation |
---|---|
bin | 10111001010101110… |
… | …00011010100101110 |
3 | 1012002211012211111112 |
4 | 23211113003110232 |
5 | 200433104204412 |
6 | 5414112352022 |
7 | 620136626000 |
oct | 134527032456 |
9 | 35084184445 |
10 | 12437959982 |
11 | 53029a4478 |
12 | 24b1545612 |
13 | 1232b07246 |
14 | 85dc64370 |
15 | 4cbe31722 |
hex | 2e55c352e |
12437959982 has 16 divisors (see below), whose sum is σ = 21757365600. Its totient is φ = 5330553984.
The previous prime is 12437959943. The next prime is 12437959999. The reversal of 12437959982 is 28995973421.
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, 9064883 + ... + 9066254.
It is an arithmetic number, because the mean of its divisors is an integer number (1359835350).
Almost surely, 212437959982 is an apocalyptic number.
12437959982 is a deficient number, since it is larger than the sum of its proper divisors (9319405618).
12437959982 is an equidigital number, since it uses as much as digits as its factorization.
12437959982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18131160 (or 18131146 counting only the distinct ones).
The product of its digits is 9797760, while the sum is 59.
The spelling of 12437959982 in words is "twelve billion, four hundred thirty-seven million, nine hundred fifty-nine thousand, nine hundred eighty-two".
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