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250225080 = 23357378397
BaseRepresentation
bin11101110101000…
…10000110111000
3122102211202021120
432322202012320
51003024200310
640455105240
76125610120
oct1672420670
9572752246
10250225080
11119277896
126b972220
133cac0ca1
1425337c80
1516e7ab70
hexeea21b8

250225080 has 256 divisors, whose sum is σ = 900910080. Its totient is φ = 54411264.

The previous prime is 250225069. The next prime is 250225081. The reversal of 250225080 is 80522052.

250225080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2502250802 = 125225181322012800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 250225080.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250225081) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2579592 + ... + 2579688.

It is an arithmetic number, because the mean of its divisors is an integer number (3519180).

Almost surely, 2250225080 is an apocalyptic number.

250225080 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 250225080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450455040).

250225080 is an abundant number, since it is smaller than the sum of its proper divisors (650685000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

250225080 is a wasteful number, since it uses less digits than its factorization.

250225080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 250225080 is about 15818.5043540785. The cubic root of 250225080 is about 630.1495235923.

The spelling of 250225080 in words is "two hundred fifty million, two hundred twenty-five thousand, eighty".