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252852836 = 22193327011
BaseRepresentation
bin11110001001000…
…11101001100100
3122121210020212212
433010203221210
51004212242321
641031302552
76160133165
oct1704435144
9577706785
10252852836
1111a802095
127081aa58
1340501082
142581d76c
15172e955b
hexf123a64

252852836 has 12 divisors (see below), whose sum is σ = 465781680. Its totient is φ = 119772360.

The previous prime is 252852799. The next prime is 252852881. The reversal of 252852836 is 638258252.

It is a junction number, because it is equal to n+sod(n) for n = 252852793 and 252852802.

It is an unprimeable number.

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, 1663430 + ... + 1663581.

It is an arithmetic number, because the mean of its divisors is an integer number (38815140).

Almost surely, 2252852836 is an apocalyptic number.

It is an amenable number.

252852836 is a deficient number, since it is larger than the sum of its proper divisors (212928844).

252852836 is a wasteful number, since it uses less digits than its factorization.

252852836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3327034 (or 3327032 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 252852836 is about 15901.3469869694. The cubic root of 252852836 is about 632.3476996383.

The spelling of 252852836 in words is "two hundred fifty-two million, eight hundred fifty-two thousand, eight hundred thirty-six".

Divisors: 1 2 4 19 38 76 3327011 6654022 13308044 63213209 126426418 252852836