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47885573142 = 23311113713411
BaseRepresentation
bin101100100110001100…
…111101110000010110
311120121020011011021000
4230212030331300112
51241032201320032
633555350004130
73313435440651
oct544614756026
9146536134230
1047885573142
1119343180940
129344946646
1346919a0384
1424639aa898
1513a3e2ce7c
hexb2633dc16

47885573142 has 64 divisors (see below), whose sum is σ = 117113713920. Its totient is φ = 14382345600.

The previous prime is 47885573119. The next prime is 47885573171. The reversal of 47885573142 is 24137558874.

47885573142 is a `hidden beast` number, since 4 + 7 + 88 + 557 + 3 + 1 + 4 + 2 = 666.

47885573142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 289584 + ... + 423827.

It is an arithmetic number, because the mean of its divisors is an integer number (1829901780).

Almost surely, 247885573142 is an apocalyptic number.

47885573142 is an abundant number, since it is smaller than the sum of its proper divisors (69228140778).

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

47885573142 is a wasteful number, since it uses less digits than its factorization.

47885573142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713546 (or 713540 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 54.

The spelling of 47885573142 in words is "forty-seven billion, eight hundred eighty-five million, five hundred seventy-three thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 11 18 22 27 33 54 66 99 113 198 226 297 339 594 678 1017 1243 2034 2486 3051 3729 6102 7458 11187 22374 33561 67122 713411 1426822 2140233 4280466 6420699 7847521 12841398 15695042 19262097 23542563 38524194 47085126 70627689 80615443 141255378 161230886 211883067 241846329 423766134 483692658 725538987 886769873 1451077974 1773539746 2176616961 2660309619 4353233922 5320619238 7980928857 15961857714 23942786571 47885573142