Base | Representation |
---|---|
bin | 1110011000111… |
… | …00111100110100 |
3 | 22102010102212220 |
4 | 13030130330310 |
5 | 221400023240 |
6 | 15551042340 |
7 | 2663655045 |
oct | 714347464 |
9 | 272112786 |
10 | 120704820 |
11 | 62153355 |
12 | 345103b0 |
13 | 1c012992 |
14 | 120608cc |
15 | a8e45d0 |
hex | 731cf34 |
120704820 has 96 divisors (see below), whose sum is σ = 349695360. Its totient is φ = 31088640.
The previous prime is 120704819. The next prime is 120704833. The reversal of 120704820 is 28407021.
It is a super-3 number, since 3×1207048203 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341764 + ... + 342116.
It is an arithmetic number, because the mean of its divisors is an integer number (3642660).
Almost surely, 2120704820 is an apocalyptic number.
120704820 is a gapful number since it is divisible by the number (10) 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 120704820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174847680).
120704820 is an abundant number, since it is smaller than the sum of its proper divisors (228990540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120704820 is a wasteful number, since it uses less digits than its factorization.
120704820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 545 (or 543 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 24.
The square root of 120704820 is about 10986.5745344033. The cubic root of 120704820 is about 494.2062167995.
The spelling of 120704820 in words is "one hundred twenty million, seven hundred four thousand, eight hundred twenty".
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