Base | Representation |
---|---|
bin | 1110010111001… |
… | …11011110000000 |
3 | 22101201022101120 |
4 | 13023213132000 |
5 | 221321021020 |
6 | 15542232240 |
7 | 2662053303 |
oct | 713473600 |
9 | 271638346 |
10 | 120485760 |
11 | 6201380a |
12 | 34425680 |
13 | 1bc67065 |
14 | 12004b3a |
15 | a89e740 |
hex | 72e7780 |
120485760 has 64 divisors (see below), whose sum is σ = 384054480. Its totient is φ = 32129024.
The previous prime is 120485723. The next prime is 120485767. The reversal of 120485760 is 67584021.
It is a tau number, because it is divible by the number of its divisors (64).
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120485767) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29457 + ... + 33296.
Almost surely, 2120485760 is an apocalyptic number.
120485760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120485760 is an abundant number, since it is smaller than the sum of its proper divisors (263568720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120485760 is an equidigital number, since it uses as much as digits as its factorization.
120485760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62775 (or 62763 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 33.
The square root of 120485760 is about 10976.6005666600. The cubic root of 120485760 is about 493.9070672654.
The spelling of 120485760 in words is "one hundred twenty million, four hundred eighty-five thousand, seven hundred sixty".
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