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252125514 = 2334668991
BaseRepresentation
bin11110000011100…
…10000101001010
3122120102022012000
433001302011022
51004021004024
641003531430
76151013544
oct1701620512
9576368160
10252125514
1111a3556a3
1270529b76
1340307cc4
14256b0694
1517203cc9
hexf07214a

252125514 has 16 divisors (see below), whose sum is σ = 560279040. Its totient is φ = 84041820.

The previous prime is 252125513. The next prime is 252125527. The reversal of 252125514 is 415521252.

252125514 is a `hidden beast` number, since 25 + 2 + 125 + 514 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (252125513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2334442 + ... + 2334549.

It is an arithmetic number, because the mean of its divisors is an integer number (35017440).

Almost surely, 2252125514 is an apocalyptic number.

252125514 is an abundant number, since it is smaller than the sum of its proper divisors (308153526).

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

252125514 is a wasteful number, since it uses less digits than its factorization.

252125514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4669002 (or 4668996 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 252125514 is about 15878.4606936567. The cubic root of 252125514 is about 631.7408089684.

Adding to 252125514 its reverse (415521252), we get a palindrome (667646766).

The spelling of 252125514 in words is "two hundred fifty-two million, one hundred twenty-five thousand, five hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 4668991 9337982 14006973 28013946 42020919 84041838 126062757 252125514