Base | Representation |
---|---|
bin | 11101111010001… |
… | …10001100000000 |
3 | 122111002220012010 |
4 | 32331012030000 |
5 | 1003212202102 |
6 | 40521332520 |
7 | 6134406402 |
oct | 1675061400 |
9 | 574086163 |
10 | 250897152 |
11 | 119696820 |
12 | 70037140 |
13 | 3cc97b6c |
14 | 25470b72 |
15 | 1705ed6c |
hex | ef46300 |
250897152 has 144 divisors (see below), whose sum is σ = 771748992. Its totient is φ = 71516160.
The previous prime is 250897123. The next prime is 250897187. The reversal of 250897152 is 251798052.
250897152 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2508971522 = 125898761763422208, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 250897152.
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, 142743 + ... + 144489.
It is an arithmetic number, because the mean of its divisors is an integer number (5359368).
Almost surely, 2250897152 is an apocalyptic number.
250897152 is a gapful number since it is divisible by the number (22) 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 250897152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (385874496).
250897152 is an abundant number, since it is smaller than the sum of its proper divisors (520851840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
250897152 is a wasteful number, since it uses less digits than its factorization.
250897152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1794 (or 1780 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 39.
The square root of 250897152 is about 15839.7333310886. The cubic root of 250897152 is about 630.7131857891.
The spelling of 250897152 in words is "two hundred fifty million, eight hundred ninety-seven thousand, one hundred fifty-two".
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