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53207930159 = 231123023769
BaseRepresentation
bin110001100011011100…
…001001010100101111
312002100011002220111222
4301203130021110233
51332432212231114
640235434333555
73562353641546
oct614334112457
9162304086458
1053207930159
11206245424aa
12a38b28a2bb
13502c556c57
14280a7c115d
1515b630c98e
hexc6370952f

53207930159 has 4 divisors (see below), whose sum is σ = 53230956240. Its totient is φ = 53184904080.

The previous prime is 53207930129. The next prime is 53207930173. The reversal of 53207930159 is 95103970235.

53207930159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53207930159 - 28 = 53207929903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53207930129) 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, 11509574 + ... + 11514195.

It is an arithmetic number, because the mean of its divisors is an integer number (13307739060).

Almost surely, 253207930159 is an apocalyptic number.

53207930159 is a deficient number, since it is larger than the sum of its proper divisors (23026081).

53207930159 is a wasteful number, since it uses less digits than its factorization.

53207930159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23026080.

The product of its (nonzero) digits is 255150, while the sum is 44.

The spelling of 53207930159 in words is "fifty-three billion, two hundred seven million, nine hundred thirty thousand, one hundred fifty-nine".

Divisors: 1 2311 23023769 53207930159