Base | Representation |
---|---|
bin | 111011101011100000… |
… | …111001100001001111 |
3 | 20010101220100112120112 |
4 | 323223200321201033 |
5 | 2022214141441421 |
6 | 45234402110235 |
7 | 4425660626051 |
oct | 735340714117 |
9 | 203356315515 |
10 | 64080812111 |
11 | 251a3a47658 |
12 | 1050464b37b |
13 | 6073034804 |
14 | 315c8418d1 |
15 | 1a00b3c45b |
hex | eeb83984f |
64080812111 has 2 divisors, whose sum is σ = 64080812112. Its totient is φ = 64080812110.
The previous prime is 64080812093. The next prime is 64080812177. The reversal of 64080812111 is 11121808046.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-64080812111 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (64080812311) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32040406055 + 32040406056.
It is an arithmetic number, because the mean of its divisors is an integer number (32040406056).
Almost surely, 264080812111 is an apocalyptic number.
64080812111 is a deficient number, since it is larger than the sum of its proper divisors (1).
64080812111 is an equidigital number, since it uses as much as digits as its factorization.
64080812111 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3072, while the sum is 32.
The spelling of 64080812111 in words is "sixty-four billion, eighty million, eight hundred twelve thousand, one hundred eleven".
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