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250080630 = 23529287449
BaseRepresentation
bin11101110011111…
…10110101110110
3122102120102010120
432321332311312
51003010040010
640452032410
76124436022
oct1671766566
9572512116
10250080630
11119189308
126b902706
133ca70307
14252db382
1516e4ce70
hexee7ed76

250080630 has 32 divisors (see below), whose sum is σ = 620892000. Its totient is φ = 64388352.

The previous prime is 250080563. The next prime is 250080637. The reversal of 250080630 is 36080052.

250080630 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 250080630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250080637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142855 + ... + 144594.

It is an arithmetic number, because the mean of its divisors is an integer number (19402875).

Almost surely, 2250080630 is an apocalyptic number.

250080630 is an abundant number, since it is smaller than the sum of its proper divisors (370811370).

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

250080630 is a wasteful number, since it uses less digits than its factorization.

250080630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287488.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 250080630 is about 15813.9378397665. The cubic root of 250080630 is about 630.0282426240.

The spelling of 250080630 in words is "two hundred fifty million, eighty thousand, six hundred thirty".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 870 287449 574898 862347 1437245 1724694 2874490 4311735 8336021 8623470 16672042 25008063 41680105 50016126 83360210 125040315 250080630