Base | Representation |
---|---|
bin | 1110010111100… |
… | …00000000000110 |
3 | 22101210002100000 |
4 | 13023300000012 |
5 | 221323130320 |
6 | 15543102130 |
7 | 2662260222 |
oct | 713600006 |
9 | 271702300 |
10 | 120520710 |
11 | 62037aa2 |
12 | 34441946 |
13 | 1bc79c3b |
14 | 12013782 |
15 | a8a9c90 |
hex | 72f0006 |
120520710 has 48 divisors (see below), whose sum is σ = 324966096. Its totient is φ = 32138208.
The previous prime is 120520709. The next prime is 120520717. The reversal of 120520710 is 17025021.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120520717) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22369 + ... + 27228.
It is an arithmetic number, because the mean of its divisors is an integer number (6770127).
Almost surely, 2120520710 is an apocalyptic number.
120520710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120520710 is an abundant number, since it is smaller than the sum of its proper divisors (204445386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120520710 is an equidigital number, since it uses as much as digits as its factorization.
120520710 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49619 (or 49607 counting only the distinct ones).
The product of its (nonzero) digits is 140, while the sum is 18.
The square root of 120520710 is about 10978.1924741735. The cubic root of 120520710 is about 493.9548194732.
Adding to 120520710 its reverse (17025021), we get a palindrome (137545731).
The spelling of 120520710 in words is "one hundred twenty million, five hundred twenty thousand, seven hundred ten".
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