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53452653 = 361292091
BaseRepresentation
bin1100101111100…
…1111101101101
310201120200020220
43023321331231
5102140441103
65145401553
71216224432
oct313717555
9121520226
1053452653
1128199851
1215a992b9
13b0c6ab7
147155b89
154a5cc53
hex32f9f6d

53452653 has 8 divisors (see below), whose sum is σ = 72438816. Its totient is φ = 35050800.

The previous prime is 53452639. The next prime is 53452657. The reversal of 53452653 is 35625435.

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

It is not a de Polignac number, because 53452653 - 224 = 36675437 is a prime.

It is a super-2 number, since 2×534526532 = 5714372225476818, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53452657) 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, 145863 + ... + 146228.

It is an arithmetic number, because the mean of its divisors is an integer number (9054852).

Almost surely, 253452653 is an apocalyptic number.

It is an amenable number.

53452653 is a deficient number, since it is larger than the sum of its proper divisors (18986163).

53452653 is a wasteful number, since it uses less digits than its factorization.

53452653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292155.

The product of its digits is 54000, while the sum is 33.

The square root of 53452653 is about 7311.1321284737. The cubic root of 53452653 is about 376.6949127363.

The spelling of 53452653 in words is "fifty-three million, four hundred fifty-two thousand, six hundred fifty-three".

Divisors: 1 3 61 183 292091 876273 17817551 53452653