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118742996 = 22121324473
BaseRepresentation
bin1110001001111…
…01111111010100
322021102202202202
413010331333110
5220344233441
615441024032
72641204331
oct704757724
9267382682
10118742996
1161033409
1233925018
131b7a6a38
1411aad988
15a65819b
hex713dfd4

118742996 has 12 divisors (see below), whose sum is σ = 207980052. Its totient is φ = 59320128.

The previous prime is 118742971. The next prime is 118743007. The reversal of 118742996 is 699247811.

It can be written as a sum of positive squares in 2 ways, for example, as 43296400 + 75446596 = 6580^2 + 8686^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 118742996.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7385 + ... + 17088.

It is an arithmetic number, because the mean of its divisors is an integer number (17331671).

Almost surely, 2118742996 is an apocalyptic number.

It is an amenable number.

118742996 is a deficient number, since it is larger than the sum of its proper divisors (89237056).

118742996 is a wasteful number, since it uses less digits than its factorization.

118742996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25690 (or 25688 counting only the distinct ones).

The product of its digits is 217728, while the sum is 47.

The square root of 118742996 is about 10896.9259885529. The cubic root of 118742996 is about 491.5141225257.

The spelling of 118742996 in words is "one hundred eighteen million, seven hundred forty-two thousand, nine hundred ninety-six".

Divisors: 1 2 4 1213 2426 4852 24473 48946 97892 29685749 59371498 118742996