Base | Representation |
---|---|
bin | 100111010111111001… |
… | …000010000111011011 |
3 | 11001010100011211022002 |
4 | 213113321002013123 |
5 | 1143040322223404 |
6 | 31231025351215 |
7 | 3024441341111 |
oct | 472771020733 |
9 | 131110154262 |
10 | 42276757979 |
11 | 16a25145005 |
12 | 823a49850b |
13 | 3ca997a731 |
14 | 2090b09ab1 |
15 | 1176816c1e |
hex | 9d7e421db |
42276757979 has 2 divisors, whose sum is σ = 42276757980. Its totient is φ = 42276757978.
The previous prime is 42276757973. The next prime is 42276758231. The reversal of 42276757979 is 97975767224.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 42276757979 - 232 = 37981790683 is a prime.
It is not a weakly prime, because it can be changed into another prime (42276757973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21138378989 + 21138378990.
It is an arithmetic number, because the mean of its divisors is an integer number (21138378990).
Almost surely, 242276757979 is an apocalyptic number.
42276757979 is a deficient number, since it is larger than the sum of its proper divisors (1).
42276757979 is an equidigital number, since it uses as much as digits as its factorization.
42276757979 is an evil number, because the sum of its binary digits is even.
The product of its digits is 93350880, while the sum is 65.
The spelling of 42276757979 in words is "forty-two billion, two hundred seventy-six million, seven hundred fifty-seven thousand, nine hundred seventy-nine".
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