Base | Representation |
---|---|
bin | 100111110010001111… |
… | …111101110001010011 |
3 | 11002021011021212220022 |
4 | 213302033331301103 |
5 | 1144442024231412 |
6 | 31342543534055 |
7 | 3041421212522 |
oct | 476217756123 |
9 | 132234255808 |
10 | 42718977107 |
11 | 17131826864 |
12 | 83425ba32b |
13 | 404a481961 |
14 | 20d37404b9 |
15 | 11a0569a72 |
hex | 9f23fdc53 |
42718977107 has 2 divisors, whose sum is σ = 42718977108. Its totient is φ = 42718977106.
The previous prime is 42718977101. The next prime is 42718977127. The reversal of 42718977107 is 70177981724.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 42718977107 - 28 = 42718976851 is a prime.
It is a super-2 number, since 2×427189771072 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (42718977101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21359488553 + 21359488554.
It is an arithmetic number, because the mean of its divisors is an integer number (21359488554).
Almost surely, 242718977107 is an apocalyptic number.
42718977107 is a deficient number, since it is larger than the sum of its proper divisors (1).
42718977107 is an equidigital number, since it uses as much as digits as its factorization.
42718977107 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1382976, while the sum is 53.
The spelling of 42718977107 in words is "forty-two billion, seven hundred eighteen million, nine hundred seventy-seven thousand, one hundred seven".
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