Base | Representation |
---|---|
bin | 111000010000101110… |
… | …1100110110000110000 |
3 | 102112212012001222210102 |
4 | 1300201131212300300 |
5 | 3434420021241420 |
6 | 131300522251532 |
7 | 11505021151220 |
oct | 1604135466060 |
9 | 375765058712 |
10 | 120820493360 |
11 | 47270022a06 |
12 | 1b4ba656ba8 |
13 | b5161940b8 |
14 | 5bc22c8080 |
15 | 3222029a75 |
hex | 1c21766c30 |
120820493360 has 40 divisors (see below), whose sum is σ = 321037312416. Its totient is φ = 41424168960.
The previous prime is 120820493357. The next prime is 120820493377. The reversal of 120820493360 is 63394028021.
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107874881 + ... + 107876000.
Almost surely, 2120820493360 is an apocalyptic number.
120820493360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120820493360 is an abundant number, since it is smaller than the sum of its proper divisors (200216819056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120820493360 is a wasteful number, since it uses less digits than its factorization.
120820493360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215750901 (or 215750895 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 38.
The spelling of 120820493360 in words is "one hundred twenty billion, eight hundred twenty million, four hundred ninety-three thousand, three hundred sixty".
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