Base | Representation |
---|---|
bin | 1110010100100… |
… | …00111001110100 |
3 | 22101001022000021 |
4 | 13022100321310 |
5 | 221223144223 |
6 | 15530454524 |
7 | 2656045462 |
oct | 712207164 |
9 | 271038007 |
10 | 120131188 |
11 | 618a1381 |
12 | 34294444 |
13 | 1bb71858 |
14 | 11d51832 |
15 | a82e65d |
hex | 7290e74 |
120131188 has 12 divisors (see below), whose sum is σ = 210316932. Its totient is φ = 60040640.
The previous prime is 120131177. The next prime is 120131213. The reversal of 120131188 is 881131021.
It can be written as a sum of positive squares in 2 ways, for example, as 106750224 + 13380964 = 10332^2 + 3658^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8418 + ... + 17638.
It is an arithmetic number, because the mean of its divisors is an integer number (17526411).
Almost surely, 2120131188 is an apocalyptic number.
It is an amenable number.
120131188 is a deficient number, since it is larger than the sum of its proper divisors (90185744).
120131188 is a wasteful number, since it uses less digits than its factorization.
120131188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12482 (or 12480 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 25.
The square root of 120131188 is about 10960.4374000311. The cubic root of 120131188 is about 493.4220924219.
The spelling of 120131188 in words is "one hundred twenty million, one hundred thirty-one thousand, one hundred eighty-eight".
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