Base | Representation |
---|---|
bin | 101010011000010011… |
… | …1100110010011100110 |
3 | 22200220122101000210112 |
4 | 1110300213212103212 |
5 | 2442342030000402 |
6 | 105450500053022 |
7 | 6401212144160 |
oct | 1246047462346 |
9 | 280818330715 |
10 | 91010000102 |
11 | 3566285511a |
12 | 1577b094172 |
13 | 8775151088 |
14 | 45950cd930 |
15 | 2579d85e52 |
hex | 15309e64e6 |
91010000102 has 32 divisors (see below), whose sum is σ = 157620403200. Its totient is φ = 38603897568.
The previous prime is 91010000093. The next prime is 91010000111. The reversal of 91010000102 is 20100001019.
It is an interprime number because it is at equal distance from previous prime (91010000093) and next prime (91010000111).
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2692724 + ... + 2726312.
It is an arithmetic number, because the mean of its divisors is an integer number (4925637600).
Almost surely, 291010000102 is an apocalyptic number.
91010000102 is a deficient number, since it is larger than the sum of its proper divisors (66610403098).
91010000102 is a wasteful number, since it uses less digits than its factorization.
91010000102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35580.
The product of its (nonzero) digits is 18, while the sum is 14.
The spelling of 91010000102 in words is "ninety-one billion, ten million, one hundred two", and thus it is an aban number.
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