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252250056 = 23323503473
BaseRepresentation
bin11110000100100…
…00011111001000
3122120122122000200
433002100133020
51004034000211
641010332200
76152042622
oct1702203710
9576578020
10252250056
1111a430223
127058a060
134034c8b6
1425703c12
151722ab56
hexf0907c8

252250056 has 24 divisors (see below), whose sum is σ = 683177430. Its totient is φ = 84083328.

The previous prime is 252250049. The next prime is 252250073. The reversal of 252250056 is 650052252.

It can be written as a sum of positive squares in only one way, i.e., 201356100 + 50893956 = 14190^2 + 7134^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1751665 + ... + 1751808.

Almost surely, 2252250056 is an apocalyptic number.

It is an amenable number.

252250056 is an abundant number, since it is smaller than the sum of its proper divisors (430927374).

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

252250056 is a wasteful number, since it uses less digits than its factorization.

252250056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3503485 (or 3503478 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 252250056 is about 15882.3819372284. The cubic root of 252250056 is about 631.8448118137.

The spelling of 252250056 in words is "two hundred fifty-two million, two hundred fifty thousand, fifty-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 3503473 7006946 10510419 14013892 21020838 28027784 31531257 42041676 63062514 84083352 126125028 252250056