Base | Representation |
---|---|
bin | 10011011100010011101… |
… | …11111000010110100010 |
3 | 2100212022101001111110220 |
4 | 21232021313320112202 |
5 | 41421112430330320 |
6 | 1230520134503510 |
7 | 66156324206340 |
oct | 11561167702642 |
9 | 2325271044426 |
10 | 668033058210 |
11 | 238347278141 |
12 | a9576b04b96 |
13 | 4acc273377b |
14 | 24493968990 |
15 | 1259c94ae40 |
hex | 9b89df85a2 |
668033058210 has 64 divisors (see below), whose sum is σ = 1862357301504. Its totient is φ = 150190099200.
The previous prime is 668033058137. The next prime is 668033058211. The reversal of 668033058210 is 12850330866.
It is a super-2 number, since 2×6680330582102 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (668033058211) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26061861 + ... + 26087480.
It is an arithmetic number, because the mean of its divisors is an integer number (29099332836).
Almost surely, 2668033058210 is an apocalyptic number.
668033058210 is an abundant number, since it is smaller than the sum of its proper divisors (1194324243294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
668033058210 is a wasteful number, since it uses less digits than its factorization.
668033058210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52149419.
The product of its (nonzero) digits is 207360, while the sum is 42.
The spelling of 668033058210 in words is "six hundred sixty-eight billion, thirty-three million, fifty-eight thousand, two hundred ten".
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