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53906912171 = 710217542593
BaseRepresentation
bin110010001101000110…
…100011001110101011
312011010212100212120122
4302031012203032223
51340400132142141
640433044113455
73615602123150
oct621506431653
9164125325518
1053906912171
1120953056a92
12a54539588b
1351112cab88
142875572227
15160787d64b
hexc8d1a33ab

53906912171 has 8 divisors (see below), whose sum is σ = 61668248544. Its totient is φ = 46160663040.

The previous prime is 53906912149. The next prime is 53906912177. The reversal of 53906912171 is 17121960935.

53906912171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 53906912171 - 210 = 53906911147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53906912177) 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, 3764150 + ... + 3778443.

It is an arithmetic number, because the mean of its divisors is an integer number (7708531068).

Almost surely, 253906912171 is an apocalyptic number.

53906912171 is a deficient number, since it is larger than the sum of its proper divisors (7761336373).

53906912171 is a wasteful number, since it uses less digits than its factorization.

53906912171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7543621.

The product of its (nonzero) digits is 102060, while the sum is 44.

The spelling of 53906912171 in words is "fifty-three billion, nine hundred six million, nine hundred twelve thousand, one hundred seventy-one".

Divisors: 1 7 1021 7147 7542593 52798151 7700987453 53906912171