Base | Representation |
---|---|
bin | 11101000101111011… |
… | …110001111101001100 |
3 | 2222122000221101020222 |
4 | 131011323301331030 |
5 | 1002433421220332 |
6 | 22203420130512 |
7 | 2154052133435 |
oct | 350573617514 |
9 | 88560841228 |
10 | 31238070092 |
11 | 12280092459 |
12 | 6079696a38 |
13 | 2c3aa28858 |
14 | 1724a4848c |
15 | c2c684712 |
hex | 745ef1f4c |
31238070092 has 6 divisors (see below), whose sum is σ = 54666622668. Its totient is φ = 15619035044.
The previous prime is 31238070037. The next prime is 31238070139. The reversal of 31238070092 is 29007083213.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3904758758 + ... + 3904758765.
It is an arithmetic number, because the mean of its divisors is an integer number (9111103778).
Almost surely, 231238070092 is an apocalyptic number.
It is an amenable number.
31238070092 is a deficient number, since it is larger than the sum of its proper divisors (23428552576).
31238070092 is a wasteful number, since it uses less digits than its factorization.
31238070092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7809517527 (or 7809517525 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 35.
The spelling of 31238070092 in words is "thirty-one billion, two hundred thirty-eight million, seventy thousand, ninety-two".
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