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118742952 = 23343115061
BaseRepresentation
bin1110001001111…
…01111110101000
322021102202201010
413010331332220
5220344233302
615441023520
72641204236
oct704757650
9267382633
10118742952
1161033379
1233924ba0
131b7a6a03
1411aad956
15a65816c
hex713dfa8

118742952 has 32 divisors (see below), whose sum is σ = 303763680. Its totient is φ = 38660160.

The previous prime is 118742891. The next prime is 118742957. The reversal of 118742952 is 259247811.

It is a self number, because there is not a number n which added to its sum of digits gives 118742952.

It is not an unprimeable number, because it can be changed into a prime (118742957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56499 + ... + 58562.

It is an arithmetic number, because the mean of its divisors is an integer number (9492615).

Almost surely, 2118742952 is an apocalyptic number.

118742952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

118742952 is an abundant number, since it is smaller than the sum of its proper divisors (185020728).

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

118742952 is a wasteful number, since it uses less digits than its factorization.

118742952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115113 (or 115109 counting only the distinct ones).

The product of its digits is 40320, while the sum is 39.

The square root of 118742952 is about 10896.9239696347. The cubic root of 118742952 is about 491.5140618158.

The spelling of 118742952 in words is "one hundred eighteen million, seven hundred forty-two thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 43 86 129 172 258 344 516 1032 115061 230122 345183 460244 690366 920488 1380732 2761464 4947623 9895246 14842869 19790492 29685738 39580984 59371476 118742952