Base | Representation |
---|---|
bin | 1110010011110… |
… | …11001110111110 |
3 | 22100212210020221 |
4 | 13021323032332 |
5 | 221212324210 |
6 | 15524531554 |
7 | 2655225634 |
oct | 711731676 |
9 | 270783227 |
10 | 120042430 |
11 | 61840722 |
12 | 34250bba |
13 | 1bb40331 |
14 | 11d2b354 |
15 | a8131da |
hex | 727b3be |
120042430 has 16 divisors (see below), whose sum is σ = 221916960. Its totient is φ = 46719072.
The previous prime is 120042427. The next prime is 120042523. The reversal of 120042430 is 34240021.
It is a congruent number.
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, 161850 + ... + 162589.
It is an arithmetic number, because the mean of its divisors is an integer number (13869810).
Almost surely, 2120042430 is an apocalyptic number.
120042430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120042430 is a deficient number, since it is larger than the sum of its proper divisors (101874530).
120042430 is a wasteful number, since it uses less digits than its factorization.
120042430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324483.
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 120042430 is about 10956.3876346175. The cubic root of 120042430 is about 493.3005421148.
Adding to 120042430 its reverse (34240021), we get a palindrome (154282451).
The spelling of 120042430 in words is "one hundred twenty million, forty-two thousand, four hundred thirty".
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