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252992616 = 23310541359
BaseRepresentation
bin11110001010001…
…01110001101000
3122122001100121220
433011011301220
51004231230431
641034302040
76161254542
oct1705056150
9578040556
10252992616
1111a898108
1270887920
134054c896
1425858692
1517325b96
hexf145c68

252992616 has 16 divisors (see below), whose sum is σ = 632481600. Its totient is φ = 84330864.

The previous prime is 252992611. The next prime is 252992633. The reversal of 252992616 is 616299252.

It is not an unprimeable number, because it can be changed into a prime (252992611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5270656 + ... + 5270703.

It is an arithmetic number, because the mean of its divisors is an integer number (39530100).

Almost surely, 2252992616 is an apocalyptic number.

It is an amenable number.

252992616 is an abundant number, since it is smaller than the sum of its proper divisors (379488984).

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

252992616 is a wasteful number, since it uses less digits than its factorization.

252992616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10541368 (or 10541364 counting only the distinct ones).

The product of its digits is 116640, while the sum is 42.

The square root of 252992616 is about 15905.7416048419. The cubic root of 252992616 is about 632.4642012370.

The spelling of 252992616 in words is "two hundred fifty-two million, nine hundred ninety-two thousand, six hundred sixteen".

Divisors: 1 2 3 4 6 8 12 24 10541359 21082718 31624077 42165436 63248154 84330872 126496308 252992616