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250004132 = 2278928719
BaseRepresentation
bin11101110011011…
…00001010100100
3122102102112012022
432321230022210
51003000113012
640450242312
76124000010
oct1671541244
9572375168
10250004132
11119136894
126b886398
133ca44551
14252bb540
1516e35472
hexee6c2a4

250004132 has 12 divisors (see below), whose sum is σ = 500008320. Its totient is φ = 107144616.

The previous prime is 250004129. The next prime is 250004137. The reversal of 250004132 is 231400052.

250004132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

250004132 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 250004132.

It is not an unprimeable number, because it can be changed into a prime (250004137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4464332 + ... + 4464387.

It is an arithmetic number, because the mean of its divisors is an integer number (41667360).

Almost surely, 2250004132 is an apocalyptic number.

It is an amenable number.

250004132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

250004132 is a wasteful number, since it uses less digits than its factorization.

250004132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8928730 (or 8928728 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 250004132 is about 15811.5189656149. The cubic root of 250004132 is about 629.9639955908.

Adding to 250004132 its reverse (231400052), we get a palindrome (481404184).

The spelling of 250004132 in words is "two hundred fifty million, four thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 8928719 17857438 35714876 62501033 125002066 250004132