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61364652 = 2235113721
BaseRepresentation
bin1110101000010…
…1100110101100
311021110122110220
43222011212230
5111202132102
610031131340
71343406456
oct352054654
9137418426
1061364652
1131703198
1218673b50
13c93715b
1482152d6
1555c21bc
hex3a859ac

61364652 has 12 divisors (see below), whose sum is σ = 143184216. Its totient is φ = 20454880.

The previous prime is 61364647. The next prime is 61364663. The reversal of 61364652 is 25646316.

61364652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×613646522 = 7531241030162208, which contains 22 as substring.

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, 2556849 + ... + 2556872.

It is an arithmetic number, because the mean of its divisors is an integer number (11932018).

Almost surely, 261364652 is an apocalyptic number.

It is an amenable number.

61364652 is an abundant number, since it is smaller than the sum of its proper divisors (81819564).

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

61364652 is a wasteful number, since it uses less digits than its factorization.

61364652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5113728 (or 5113726 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 61364652 is about 7833.5593442572. The cubic root of 61364652 is about 394.4325602244.

The spelling of 61364652 in words is "sixty-one million, three hundred sixty-four thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 5113721 10227442 15341163 20454884 30682326 61364652