Base | Representation |
---|---|
bin | 1110010100001… |
… | …11001100000000 |
3 | 22100222021102100 |
4 | 13022013030000 |
5 | 221220411032 |
6 | 15525550400 |
7 | 2655521451 |
oct | 712071400 |
9 | 270867370 |
10 | 120091392 |
11 | 61874493 |
12 | 34275400 |
13 | 1bb596c5 |
14 | 11d41128 |
15 | a82297c |
hex | 7287300 |
120091392 has 108 divisors (see below), whose sum is σ = 353939040. Its totient is φ = 39143424.
The previous prime is 120091379. The next prime is 120091393. The reversal of 120091392 is 293190021.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (120091393) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107734 + ... + 108842.
Almost surely, 2120091392 is an apocalyptic number.
120091392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 120091392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176969520).
120091392 is an abundant number, since it is smaller than the sum of its proper divisors (233847648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120091392 is a wasteful number, since it uses less digits than its factorization.
120091392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1178 (or 1161 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 27.
The square root of 120091392 is about 10958.6218111586. The cubic root of 120091392 is about 493.3676008986.
The spelling of 120091392 in words is "one hundred twenty million, ninety-one thousand, three hundred ninety-two".
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