Base | Representation |
---|---|
bin | 1110011010001… |
… | …01011010001100 |
3 | 22102102212012200 |
4 | 13031011122030 |
5 | 221420324130 |
6 | 15554401500 |
7 | 2665245150 |
oct | 715053214 |
9 | 272385180 |
10 | 120870540 |
11 | 6225690a |
12 | 34590290 |
13 | 1c07023b |
14 | 120a5060 |
15 | a928760 |
hex | 734568c |
120870540 has 72 divisors (see below), whose sum is σ = 419022240. Its totient is φ = 27627264.
The previous prime is 120870539. The next prime is 120870593. The reversal of 120870540 is 45078021.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46705 + ... + 49224.
Almost surely, 2120870540 is an apocalyptic number.
120870540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120870540 is an abundant number, since it is smaller than the sum of its proper divisors (298151700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120870540 is a wasteful number, since it uses less digits than its factorization.
120870540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95951 (or 95946 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 27.
The square root of 120870540 is about 10994.1138797085. The cubic root of 120870540 is about 494.4322845509.
The spelling of 120870540 in words is "one hundred twenty million, eight hundred seventy thousand, five hundred forty".
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