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136872952 = 2352132839
BaseRepresentation
bin10000010100010…
…00001111111000
3100112112212101121
420022020033320
5240014413302
621325355024
73251254336
oct1012101770
9315485347
10136872952
1170296747
1239a08a74
1322483c18
141426cb56
15c039e37
hex82883f8

136872952 has 16 divisors (see below), whose sum is σ = 257137200. Its totient is φ = 68303040.

The previous prime is 136872949. The next prime is 136872971. The reversal of 136872952 is 259278631.

It is a junction number, because it is equal to n+sod(n) for n = 136872899 and 136872908.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12252 + ... + 20587.

It is an arithmetic number, because the mean of its divisors is an integer number (16071075).

Almost surely, 2136872952 is an apocalyptic number.

It is an amenable number.

136872952 is a deficient number, since it is larger than the sum of its proper divisors (120264248).

136872952 is a wasteful number, since it uses less digits than its factorization.

136872952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33366 (or 33362 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The square root of 136872952 is about 11699.2714303071. The cubic root of 136872952 is about 515.3542690770.

The spelling of 136872952 in words is "one hundred thirty-six million, eight hundred seventy-two thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 521 1042 2084 4168 32839 65678 131356 262712 17109119 34218238 68436476 136872952