Base | Representation |
---|---|
bin | 11101111000111… |
… | …01111111000000 |
3 | 122110210112022011 |
4 | 32330131333000 |
5 | 1003141414410 |
6 | 40514022304 |
7 | 6133122325 |
oct | 1674357700 |
9 | 573715264 |
10 | 250732480 |
11 | 119594029 |
12 | 6bb77994 |
13 | 3cc3ac1b |
14 | 2542ab4c |
15 | 1702b18a |
hex | ef1dfc0 |
250732480 has 56 divisors (see below), whose sum is σ = 601126560. Its totient is φ = 99609600.
The previous prime is 250732457. The next prime is 250732481. The reversal of 250732480 is 84237052.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (250732481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45726 + ... + 50914.
Almost surely, 2250732480 is an apocalyptic number.
250732480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 250732480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300563280).
250732480 is an abundant number, since it is smaller than the sum of its proper divisors (350394080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
250732480 is a wasteful number, since it uses less digits than its factorization.
250732480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5357 (or 5347 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 250732480 is about 15834.5344105850. The cubic root of 250732480 is about 630.5751696981.
The spelling of 250732480 in words is "two hundred fifty million, seven hundred thirty-two thousand, four hundred eighty".
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