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53838888379 = 411313143619
BaseRepresentation
bin110010001001000011…
…000011110110111011
312010222010100220110221
4302021003003312323
51340230223412004
640422214120511
73614115000103
oct621103036673
9163863326427
1053838888379
1120918715781
12a526650137
1351001a1a03
14286a506203
1516018e3354
hexc890c3dbb

53838888379 has 4 divisors (see below), whose sum is σ = 55152032040. Its totient is φ = 52525744720.

The previous prime is 53838888371. The next prime is 53838888407. The reversal of 53838888379 is 97388883835.

53838888379 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 53838888379 - 23 = 53838888371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53838888371) 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, 656571769 + ... + 656571850.

It is an arithmetic number, because the mean of its divisors is an integer number (13788008010).

Almost surely, 253838888379 is an apocalyptic number.

53838888379 is a deficient number, since it is larger than the sum of its proper divisors (1313143661).

53838888379 is a wasteful number, since it uses less digits than its factorization.

53838888379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313143660.

The product of its digits is 278691840, while the sum is 70.

The spelling of 53838888379 in words is "fifty-three billion, eight hundred thirty-eight million, eight hundred eighty-eight thousand, three hundred seventy-nine".

Divisors: 1 41 1313143619 53838888379