Base | Representation |
---|---|
bin | 101111011101000111… |
… | …0111001111000100100 |
3 | 100202001012020012212100 |
4 | 1132322032321320210 |
5 | 3132202112421332 |
6 | 114452145252100 |
7 | 10235251542240 |
oct | 1367216717044 |
9 | 322035205770 |
10 | 101908717092 |
11 | 3a2458a5546 |
12 | 17901034030 |
13 | 97c10a5c40 |
14 | 4d0a757420 |
15 | 29b6aba67c |
hex | 17ba3b9e24 |
101908717092 has 72 divisors (see below), whose sum is σ = 317049352256. Its totient is φ = 26877023424.
The previous prime is 101908717067. The next prime is 101908717093. The reversal of 101908717092 is 290717809101.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (101908717093) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15550558 + ... + 15557109.
Almost surely, 2101908717092 is an apocalyptic number.
101908717092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
101908717092 is an abundant number, since it is smaller than the sum of its proper divisors (215140635164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101908717092 is a wasteful number, since it uses less digits than its factorization.
101908717092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31107697 (or 31107692 counting only the distinct ones).
The product of its (nonzero) digits is 63504, while the sum is 45.
The spelling of 101908717092 in words is "one hundred one billion, nine hundred eight million, seven hundred seventeen thousand, ninety-two".
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