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137181054268 = 22431375821637
BaseRepresentation
bin111111111000010100…
…0001100010100111100
3111010002101100121011201
41333300220030110330
54221421322214033
6143004202025244
712624321502426
oct1776050142474
9433071317151
10137181054268
11531a6146525
12227057a8224
13cc2286047b
1468d50b5816
15387d4e347d
hex1ff0a0c53c

137181054268 has 24 divisors (see below), whose sum is σ = 247442901552. Its totient is φ = 66506369664.

The previous prime is 137181054259. The next prime is 137181054271. The reversal of 137181054268 is 862450181731.

It is a super-2 number, since 2×1371810542682 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2887255 + ... + 2934382.

It is an arithmetic number, because the mean of its divisors is an integer number (10310120898).

Almost surely, 2137181054268 is an apocalyptic number.

It is an amenable number.

137181054268 is a deficient number, since it is larger than the sum of its proper divisors (110261847284).

137181054268 is a wasteful number, since it uses less digits than its factorization.

137181054268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5821821 (or 5821819 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 137181054268 in words is "one hundred thirty-seven billion, one hundred eighty-one million, fifty-four thousand, two hundred sixty-eight".

Divisors: 1 2 4 43 86 137 172 274 548 5891 11782 23564 5821637 11643274 23286548 250330391 500660782 797564269 1001321564 1595128538 3190257076 34295263567 68590527134 137181054268