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118702012 = 221113207521
BaseRepresentation
bin1110001001100…
…11111110111100
322021100200112211
413010303332330
5220341431022
615440110204
72640644002
oct704637674
9267320484
10118702012
1161005640
1233905364
131b7911a0
1411a9ca72
15a64ae77
hex7133fbc

118702012 has 24 divisors (see below), whose sum is σ = 244045872. Its totient is φ = 49804800.

The previous prime is 118701991. The next prime is 118702027. The reversal of 118702012 is 210207811.

It is a Harshad number since it is a multiple of its sum of digits (22).

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 7 ways as a sum of consecutive naturals, for example, 103189 + ... + 104332.

It is an arithmetic number, because the mean of its divisors is an integer number (10168578).

Almost surely, 2118702012 is an apocalyptic number.

It is an amenable number.

118702012 is an abundant number, since it is smaller than the sum of its proper divisors (125343860).

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

118702012 is a wasteful number, since it uses less digits than its factorization.

118702012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207549 (or 207547 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 22.

The square root of 118702012 is about 10895.0452959132. The cubic root of 118702012 is about 491.4575675189.

Adding to 118702012 its reverse (210207811), we get a palindrome (328909823).

The spelling of 118702012 in words is "one hundred eighteen million, seven hundred two thousand, twelve".

Divisors: 1 2 4 11 13 22 26 44 52 143 286 572 207521 415042 830084 2282731 2697773 4565462 5395546 9130924 10791092 29675503 59351006 118702012