Base | Representation |
---|---|
bin | 11100111010011000… |
… | …110001010101111011 |
3 | 2222010112102000212112 |
4 | 130322120301111323 |
5 | 1002034322440123 |
6 | 22132300002535 |
7 | 2146210364051 |
oct | 347230612573 |
9 | 88115360775 |
10 | 31044343163 |
11 | 121907a4559 |
12 | 602483044b |
13 | 2c09859932 |
14 | 170701a1d1 |
15 | c1a668d78 |
hex | 73a63157b |
31044343163 has 2 divisors, whose sum is σ = 31044343164. Its totient is φ = 31044343162.
The previous prime is 31044343087. The next prime is 31044343177. The reversal of 31044343163 is 36134344013.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 31044343163 - 210 = 31044342139 is a prime.
It is not a weakly prime, because it can be changed into another prime (31041343163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15522171581 + 15522171582.
It is an arithmetic number, because the mean of its divisors is an integer number (15522171582).
Almost surely, 231044343163 is an apocalyptic number.
31044343163 is a deficient number, since it is larger than the sum of its proper divisors (1).
31044343163 is an equidigital number, since it uses as much as digits as its factorization.
31044343163 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 31104, while the sum is 32.
Adding to 31044343163 its reverse (36134344013), we get a palindrome (67178687176).
The spelling of 31044343163 in words is "thirty-one billion, forty-four million, three hundred forty-three thousand, one hundred sixty-three".
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