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250152960 = 2113517479
BaseRepresentation
bin11101110100100…
…00100000000000
3122102201002100110
432322100200000
51003014343320
640453351320
76125156631
oct1672204000
9572632313
10250152960
11119228692
126b938540
133ca97205
1425319888
1516e645e0
hexee90800

250152960 has 192 divisors, whose sum is σ = 849139200. Its totient is φ = 62652416.

The previous prime is 250152913. The next prime is 250152961. The reversal of 250152960 is 69251052.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250152961) 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, 522001 + ... + 522479.

It is an arithmetic number, because the mean of its divisors is an integer number (4422600).

Almost surely, 2250152960 is an apocalyptic number.

250152960 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 250152960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (424569600).

250152960 is an abundant number, since it is smaller than the sum of its proper divisors (598986240).

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

250152960 is a wasteful number, since it uses less digits than its factorization.

250152960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 250152960 is about 15816.2245811066. The cubic root of 250152960 is about 630.0889771028.

The spelling of 250152960 in words is "two hundred fifty million, one hundred fifty-two thousand, nine hundred sixty".