Base | Representation |
---|---|
bin | 10011101100111… |
… | …10010101110000 |
3 | 102111222211200000 |
4 | 21312132111300 |
5 | 314302244432 |
6 | 24222230000 |
7 | 4044546201 |
oct | 1166362560 |
9 | 374884600 |
10 | 165274992 |
11 | 85325603 |
12 | 47425300 |
13 | 2831976c |
14 | 17d435a8 |
15 | e79a57c |
hex | 9d9e570 |
165274992 has 60 divisors (see below), whose sum is σ = 479682840. Its totient is φ = 55090368.
The previous prime is 165274979. The next prime is 165275027. The reversal of 165274992 is 299472561.
165274992 is digitally balanced in base 3, 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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17367 + ... + 25142.
It is an arithmetic number, because the mean of its divisors is an integer number (7994714).
Almost surely, 2165274992 is an apocalyptic number.
165274992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
165274992 is an abundant number, since it is smaller than the sum of its proper divisors (314407848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
165274992 is an equidigital number, since it uses as much as digits as its factorization.
165274992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42532 (or 42514 counting only the distinct ones).
The product of its digits is 272160, while the sum is 45.
The square root of 165274992 is about 12855.9321715697. The cubic root of 165274992 is about 548.7851887363.
The spelling of 165274992 in words is "one hundred sixty-five million, two hundred seventy-four thousand, nine hundred ninety-two".
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