Base | Representation |
---|---|
bin | 1110010111100… |
… | …00010011111110 |
3 | 22101210011002010 |
4 | 13023300103332 |
5 | 221323200412 |
6 | 15543112050 |
7 | 2662264020 |
oct | 713602376 |
9 | 271704063 |
10 | 120521982 |
11 | 62038a49 |
12 | 34442626 |
13 | 1bc7a6a9 |
14 | 12014010 |
15 | a8aa33c |
hex | 72f04fe |
120521982 has 32 divisors (see below), whose sum is σ = 275917824. Its totient is φ = 34380000.
The previous prime is 120521981. The next prime is 120522011. The reversal of 120521982 is 289125021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120521981) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29632 + ... + 33452.
It is an arithmetic number, because the mean of its divisors is an integer number (8622432).
Almost surely, 2120521982 is an apocalyptic number.
120521982 is an abundant number, since it is smaller than the sum of its proper divisors (155395842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120521982 is a wasteful number, since it uses less digits than its factorization.
120521982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4584.
The product of its (nonzero) digits is 2880, while the sum is 30.
The square root of 120521982 is about 10978.2504070549. The cubic root of 120521982 is about 493.9565572336.
The spelling of 120521982 in words is "one hundred twenty million, five hundred twenty-one thousand, nine hundred eighty-two".
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