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53104286389 = 71117317922271
BaseRepresentation
bin110001011101010000…
…110001101010110101
312002001221002020222211
4301131100301222311
51332224144131024
640221253053421
73556654662250
oct613520615265
9162057066884
1053104286389
1120580a923a0
12a360627271
135013c38a8b
1427dab22097
1515ac188594
hexc5d431ab5

53104286389 has 32 divisors (see below), whose sum is σ = 66965667840. Its totient is φ = 40909099200.

The previous prime is 53104286387. The next prime is 53104286423. The reversal of 53104286389 is 98368240135.

53104286389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 53104286389 - 21 = 53104286387 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 (53104286387) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2373324 + ... + 2395594.

It is an arithmetic number, because the mean of its divisors is an integer number (2092677120).

Almost surely, 253104286389 is an apocalyptic number.

It is an amenable number.

53104286389 is a deficient number, since it is larger than the sum of its proper divisors (13861381451).

53104286389 is a wasteful number, since it uses less digits than its factorization.

53104286389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22641.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 53104286389 in words is "fifty-three billion, one hundred four million, two hundred eighty-six thousand, three hundred eighty-nine".

Divisors: 1 7 11 77 173 179 1211 1253 1903 1969 13321 13783 22271 30967 155897 216769 244981 340637 1714867 2384459 3852883 3986509 26970181 27905563 42381713 43851599 296671991 306961193 689666057 4827662399 7586326627 53104286389