Base | Representation |
---|---|
bin | 11101110000001… |
… | …11001000110000 |
3 | 122101122111112221 |
4 | 32320013020300 |
5 | 1002343342240 |
6 | 40433330424 |
7 | 6120324400 |
oct | 1670071060 |
9 | 571574487 |
10 | 249590320 |
11 | 1189839a1 |
12 | 6b706a14 |
13 | 3c92b0a5 |
14 | 25210800 |
15 | 16da2a4a |
hex | ee07230 |
249590320 has 60 divisors (see below), whose sum is σ = 675050544. Its totient is φ = 85572480.
The previous prime is 249590317. The next prime is 249590323. The reversal of 249590320 is 23095942.
It is an interprime number because it is at equal distance from previous prime (249590317) and next prime (249590323).
It is not an unprimeable number, because it can be changed into a prime (249590323) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27916 + ... + 35755.
Almost surely, 2249590320 is an apocalyptic number.
249590320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
249590320 is an abundant number, since it is smaller than the sum of its proper divisors (425460224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
249590320 is a wasteful number, since it uses less digits than its factorization.
249590320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63698 (or 63685 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 34.
The square root of 249590320 is about 15798.4277698763. The cubic root of 249590320 is about 629.6162271725.
The spelling of 249590320 in words is "two hundred forty-nine million, five hundred ninety thousand, three hundred twenty".
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