Base | Representation |
---|---|
bin | 1111011110010010… |
… | …01110111011100100 |
3 | 210102221100120000201 |
4 | 13233021032323210 |
5 | 114003112023442 |
6 | 3452150520244 |
7 | 412600354654 |
oct | 75711167344 |
9 | 23387316021 |
10 | 8307142372 |
11 | 3583190021 |
12 | 173a066084 |
13 | a25071b79 |
14 | 58b3ba364 |
15 | 33946a7b7 |
hex | 1ef24eee4 |
8307142372 has 24 divisors (see below), whose sum is σ = 14698317312. Its totient is φ = 4107876000.
The previous prime is 8307142339. The next prime is 8307142381. The reversal of 8307142372 is 2732417038.
It is a super-2 number, since 2×83071423722 (a number of 21 digits) contains 22 as substring.
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, 100747 + ... + 163597.
It is an arithmetic number, because the mean of its divisors is an integer number (612429888).
Almost surely, 28307142372 is an apocalyptic number.
It is an amenable number.
8307142372 is a deficient number, since it is larger than the sum of its proper divisors (6391174940).
8307142372 is a wasteful number, since it uses less digits than its factorization.
8307142372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63219 (or 63217 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 37.
The square root of 8307142372 is about 91143.5262210103. The cubic root of 8307142372 is about 2025.2744532344.
The spelling of 8307142372 in words is "eight billion, three hundred seven million, one hundred forty-two thousand, three hundred seventy-two".
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