Base | Representation |
---|---|
bin | 11111000111110… |
… | …10000000110110 |
3 | 200012020202221200 |
4 | 33203322000312 |
5 | 1013313232102 |
6 | 41523353330 |
7 | 6320031441 |
oct | 1743720066 |
9 | 605222850 |
10 | 261070902 |
11 | 124405484 |
12 | 73522846 |
13 | 4211a831 |
14 | 2695c658 |
15 | 17dbe51c |
hex | f8fa036 |
261070902 has 24 divisors (see below), whose sum is σ = 583901760. Its totient is φ = 84216240.
The previous prime is 261070897. The next prime is 261070919. The reversal of 261070902 is 209070162.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233377 + ... + 234492.
It is an arithmetic number, because the mean of its divisors is an integer number (24329240).
Almost surely, 2261070902 is an apocalyptic number.
261070902 is an abundant number, since it is smaller than the sum of its proper divisors (322830858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
261070902 is a wasteful number, since it uses less digits than its factorization.
261070902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 467908 (or 467905 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 261070902 is about 16157.6886342076. The cubic root of 261070902 is about 639.1255162784.
The spelling of 261070902 in words is "two hundred sixty-one million, seventy thousand, nine hundred two".
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