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53680652 = 2260722109
BaseRepresentation
bin1100110011000…
…1101000001100
310202000021000022
43030301220030
5102220240102
65154321312
71221164234
oct314615014
9122007008
1053680652
1128335083
1215b89238
13b1767cc
1471b4cc4
154aa55a2
hex3331a0c

53680652 has 12 divisors (see below), whose sum is σ = 94100160. Its totient is φ = 26794896.

The previous prime is 53680639. The next prime is 53680657. The reversal of 53680652 is 25608635.

It is a super-2 number, since 2×536806522 = 5763224798290208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53680657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8627 + ... + 13482.

It is an arithmetic number, because the mean of its divisors is an integer number (7841680).

Almost surely, 253680652 is an apocalyptic number.

It is an amenable number.

53680652 is a deficient number, since it is larger than the sum of its proper divisors (40419508).

53680652 is a wasteful number, since it uses less digits than its factorization.

53680652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22720 (or 22718 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 53680652 is about 7326.7081284844. The cubic root of 53680652 is about 377.2297426792.

The spelling of 53680652 in words is "fifty-three million, six hundred eighty thousand, six hundred fifty-two".

Divisors: 1 2 4 607 1214 2428 22109 44218 88436 13420163 26840326 53680652