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120676986 = 2333172089
BaseRepresentation
bin1110011000101…
…10001001111010
322102002000201000
413030112021322
5221343130421
615550305430
72663510643
oct714261172
9272060630
10120676986
1162134451
12344b8276
131c003101
14120546ca
15a8db226
hex731627a

120676986 has 32 divisors (see below), whose sum is σ = 276825600. Its totient is φ = 38927520.

The previous prime is 120676979. The next prime is 120676987. The reversal of 120676986 is 689676021.

It is not an unprimeable number, because it can be changed into a prime (120676987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34371 + ... + 37718.

It is an arithmetic number, because the mean of its divisors is an integer number (8650800).

Almost surely, 2120676986 is an apocalyptic number.

120676986 is an abundant number, since it is smaller than the sum of its proper divisors (156148614).

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

120676986 is a wasteful number, since it uses less digits than its factorization.

120676986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72131 (or 72125 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 120676986 is about 10985.3077335139. The cubic root of 120676986 is about 494.1682266200.

The spelling of 120676986 in words is "one hundred twenty million, six hundred seventy-six thousand, nine hundred eighty-six".

Divisors: 1 2 3 6 9 18 27 31 54 62 93 186 279 558 837 1674 72089 144178 216267 432534 648801 1297602 1946403 2234759 3892806 4469518 6704277 13408554 20112831 40225662 60338493 120676986