Base | Representation |
---|---|
bin | 1010100011100100011000… |
… | …10101101101110110000111 |
3 | 10001012002011010100020222211 |
4 | 11101302030111231312013 |
5 | 11020302402042130011 |
6 | 121211335425404251 |
7 | 4614015602366551 |
oct | 521621425556607 |
9 | 101162133306884 |
10 | 23212357770631 |
11 | 743a33a8a8997 |
12 | 272a863799687 |
13 | cc4bba441703 |
14 | 5a36ac5844d1 |
15 | 2a3c178e0b21 |
hex | 151c8c56dd87 |
23212357770631 has 2 divisors, whose sum is σ = 23212357770632. Its totient is φ = 23212357770630.
The previous prime is 23212357770557. The next prime is 23212357770643. The reversal of 23212357770631 is 13607775321232.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23212357770631 - 229 = 23211820899719 is a prime.
It is a super-2 number, since 2×232123577706312 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23212357770131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11606178885315 + 11606178885316.
It is an arithmetic number, because the mean of its divisors is an integer number (11606178885316).
Almost surely, 223212357770631 is an apocalyptic number.
23212357770631 is a deficient number, since it is larger than the sum of its proper divisors (1).
23212357770631 is an equidigital number, since it uses as much as digits as its factorization.
23212357770631 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2222640, while the sum is 49.
The spelling of 23212357770631 in words is "twenty-three trillion, two hundred twelve billion, three hundred fifty-seven million, seven hundred seventy thousand, six hundred thirty-one".
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