Base | Representation |
---|---|
bin | 11011111000111110111100… |
… | …00000111001000000010110 |
3 | 22001011020111001201002022220 |
4 | 31330133132000321000112 |
5 | 31014324020033420110 |
6 | 334235155254203210 |
7 | 15630026205101523 |
oct | 1574373600710026 |
9 | 261136431632286 |
10 | 61331562795030 |
11 | 185a662a318370 |
12 | 6a66574353506 |
13 | 282b706a481b8 |
14 | 112066bad814a |
15 | 715594902370 |
hex | 37c7de039016 |
61331562795030 has 32 divisors (see below), whose sum is σ = 160577182591488. Its totient is φ = 14868257647200.
The previous prime is 61331562795011. The next prime is 61331562795053. The reversal of 61331562795030 is 3059726513316.
61331562795030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
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 in 15 ways as a sum of consecutive naturals, for example, 92926609966 + ... + 92926610625.
It is an arithmetic number, because the mean of its divisors is an integer number (5018036955984).
Almost surely, 261331562795030 is an apocalyptic number.
61331562795030 is an abundant number, since it is smaller than the sum of its proper divisors (99245619796458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61331562795030 is a wasteful number, since it uses less digits than its factorization.
61331562795030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185853220612.
The product of its (nonzero) digits is 3061800, while the sum is 51.
The spelling of 61331562795030 in words is "sixty-one trillion, three hundred thirty-one billion, five hundred sixty-two million, seven hundred ninety-five thousand, thirty".
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