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53064965 = 517875939
BaseRepresentation
bin1100101001101…
…1010100000101
310200211222110002
43022123110011
5102041034330
65133211045
71213021232
oct312332405
9120758402
1053064965
1127a54548
1215930a85
13acbc4b5
147094789
1549d2e45
hex329b505

53064965 has 8 divisors (see below), whose sum is σ = 63724320. Its totient is φ = 42421072.

The previous prime is 53064961. The next prime is 53064989. The reversal of 53064965 is 56946035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53064965 - 22 = 53064961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53064961) 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, 5966 + ... + 11904.

It is an arithmetic number, because the mean of its divisors is an integer number (7965540).

Almost surely, 253064965 is an apocalyptic number.

It is an amenable number.

53064965 is a deficient number, since it is larger than the sum of its proper divisors (10659355).

53064965 is a wasteful number, since it uses less digits than its factorization.

53064965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7731.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 53064965 is about 7284.5703373638. The cubic root of 53064965 is about 375.7819889228.

The spelling of 53064965 in words is "fifty-three million, sixty-four thousand, nine hundred sixty-five".

Divisors: 1 5 1787 5939 8935 29695 10612993 53064965