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53047068 = 2234420589
BaseRepresentation
bin1100101001011…
…0111100011100
310200211001220020
43022112330130
5102040001233
65132552140
71212615114
oct312267434
9120731806
1053047068
1127a42058
1215922650
13acb42c9
14708c044
1549cc9b3
hex3296f1c

53047068 has 12 divisors (see below), whose sum is σ = 123776520. Its totient is φ = 17682352.

The previous prime is 53047063. The next prime is 53047073. The reversal of 53047068 is 86074035.

It is an interprime number because it is at equal distance from previous prime (53047063) and next prime (53047073).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53047063) 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, 2210283 + ... + 2210306.

It is an arithmetic number, because the mean of its divisors is an integer number (10314710).

Almost surely, 253047068 is an apocalyptic number.

It is an amenable number.

53047068 is an abundant number, since it is smaller than the sum of its proper divisors (70729452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53047068 is a wasteful number, since it uses less digits than its factorization.

53047068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420596 (or 4420594 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 53047068 is about 7283.3418154031. The cubic root of 53047068 is about 375.7397380298.

The spelling of 53047068 in words is "fifty-three million, forty-seven thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 4420589 8841178 13261767 17682356 26523534 53047068