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53464137 = 317821379
BaseRepresentation
bin1100101111110…
…0110001001001
310201121021000020
43023330301021
5102141323022
65145531053
71216303056
oct313746111
9121537006
1053464137
11281a7441
1215aa3a89
13b0cc0ac
14715a02d
154a6135c
hex32fcc49

53464137 has 4 divisors (see below), whose sum is σ = 71285520. Its totient is φ = 35642756.

The previous prime is 53464109. The next prime is 53464153. The reversal of 53464137 is 73146435.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53464137 - 27 = 53464009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53464098 and 53464107.

It is not an unprimeable number, because it can be changed into a prime (53464837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8910687 + ... + 8910692.

It is an arithmetic number, because the mean of its divisors is an integer number (17821380).

Almost surely, 253464137 is an apocalyptic number.

It is an amenable number.

53464137 is a deficient number, since it is larger than the sum of its proper divisors (17821383).

53464137 is a wasteful number, since it uses less digits than its factorization.

53464137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17821382.

The product of its digits is 30240, while the sum is 33.

The square root of 53464137 is about 7311.9174639762. The cubic root of 53464137 is about 376.7218877280.

The spelling of 53464137 in words is "fifty-three million, four hundred sixty-four thousand, one hundred thirty-seven".

Divisors: 1 3 17821379 53464137