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50853348312 = 23313237086587
BaseRepresentation
bin101111010111000110…
…001000001111011000
311212021001112202102220
4233113012020033120
51313121424121222
635210043424040
73450123220464
oct572706101730
9155231482386
1050853348312
111a626431298
129a32825020
134a457b1060
142665bc54a4
1514c9758b5c
hexbd71883d8

50853348312 has 64 divisors (see below), whose sum is σ = 142865614080. Its totient is φ = 14966869632.

The previous prime is 50853348311. The next prime is 50853348341. The reversal of 50853348312 is 21384335805.

It is a happy number.

50853348312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50853348311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3536118 + ... + 3550469.

It is an arithmetic number, because the mean of its divisors is an integer number (2232275220).

Almost surely, 250853348312 is an apocalyptic number.

50853348312 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

50853348312 is an abundant number, since it is smaller than the sum of its proper divisors (92012265768).

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

50853348312 is a wasteful number, since it uses less digits than its factorization.

50853348312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7086632 (or 7086628 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 50853348312 in words is "fifty billion, eight hundred fifty-three million, three hundred forty-eight thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 13 23 24 26 39 46 52 69 78 92 104 138 156 184 276 299 312 552 598 897 1196 1794 2392 3588 7176 7086587 14173174 21259761 28346348 42519522 56692696 85039044 92125631 162991501 170078088 184251262 276376893 325983002 368502524 488974503 552753786 651966004 737005048 977949006 1105507572 1303932008 1955898012 2118889513 2211015144 3911796024 4237779026 6356668539 8475558052 12713337078 16951116104 25426674156 50853348312