Base | Representation |
---|---|
bin | 111100100111000101… |
… | …000000000101100001 |
3 | 20012222112202020122221 |
4 | 330213011000011201 |
5 | 2031241003210222 |
6 | 45521501031041 |
7 | 4462513664662 |
oct | 744705000541 |
9 | 205875666587 |
10 | 65080131937 |
11 | 25667046407 |
12 | 10743255481 |
13 | 61a2094212 |
14 | 3215453369 |
15 | 1a5d7370c7 |
hex | f27140161 |
65080131937 has 2 divisors, whose sum is σ = 65080131938. Its totient is φ = 65080131936.
The previous prime is 65080131929. The next prime is 65080131953. The reversal of 65080131937 is 73913108056.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 58687969536 + 6392162401 = 242256^2 + 79951^2 .
It is a cyclic number.
It is not a de Polignac number, because 65080131937 - 23 = 65080131929 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 65080131893 and 65080131902.
It is not a weakly prime, because it can be changed into another prime (65080131917) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32540065968 + 32540065969.
It is an arithmetic number, because the mean of its divisors is an integer number (32540065969).
Almost surely, 265080131937 is an apocalyptic number.
It is an amenable number.
65080131937 is a deficient number, since it is larger than the sum of its proper divisors (1).
65080131937 is an equidigital number, since it uses as much as digits as its factorization.
65080131937 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 136080, while the sum is 43.
The spelling of 65080131937 in words is "sixty-five billion, eighty million, one hundred thirty-one thousand, nine hundred thirty-seven".
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