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53288753 = 7137181307
BaseRepresentation
bin1100101101000…
…1111100110001
310201021100102112
43023101330301
5102120220003
65142055105
71214642540
oct313217461
9121240375
1053288753
11280976a1
1215a1a495
13b06a30b
147112157
154a293d8
hex32d1f31

53288753 has 16 divisors (see below), whose sum is σ = 61885824. Its totient is φ = 44945280.

The previous prime is 53288713. The next prime is 53288771. The reversal of 53288753 is 35788235.

It is a cyclic number.

It is not a de Polignac number, because 53288753 - 28 = 53288497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53288753.

It is not an unprimeable number, because it can be changed into a prime (53288713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173426 + ... + 173732.

It is an arithmetic number, because the mean of its divisors is an integer number (3867864).

Almost surely, 253288753 is an apocalyptic number.

It is an amenable number.

53288753 is a deficient number, since it is larger than the sum of its proper divisors (8597071).

53288753 is a wasteful number, since it uses less digits than its factorization.

53288753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632.

The product of its digits is 201600, while the sum is 41.

The square root of 53288753 is about 7299.9145885414. The cubic root of 53288753 is about 376.3095030670.

The spelling of 53288753 in words is "fifty-three million, two hundred eighty-eight thousand, seven hundred fifty-three".

Divisors: 1 7 137 181 307 959 1267 2149 24797 42059 55567 173579 294413 388969 7612679 53288753