Base | Representation |
---|---|
bin | 110111111100001011… |
… | …1011110010111000101 |
3 | 102111002010201010110112 |
4 | 1233320113132113011 |
5 | 3432012020121404 |
6 | 131104252402405 |
7 | 11451646552403 |
oct | 1577027362705 |
9 | 374063633415 |
10 | 120131020229 |
11 | 46a46913600 |
12 | 1b347776405 |
13 | b43639c32c |
14 | 5b588d0473 |
15 | 31d173656e |
hex | 1bf85de5c5 |
120131020229 has 12 divisors (see below), whose sum is σ = 132241133388. Its totient is φ = 109047671040.
The previous prime is 120131020223. The next prime is 120131020267. The reversal of 120131020229 is 922020131021.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 89224677025 + 30906343204 = 298705^2 + 175802^2 .
It is not a de Polignac number, because 120131020229 - 212 = 120131016133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120131020223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 656174 + ... + 819039.
It is an arithmetic number, because the mean of its divisors is an integer number (11020094449).
Almost surely, 2120131020229 is an apocalyptic number.
It is an amenable number.
120131020229 is a deficient number, since it is larger than the sum of its proper divisors (12110113159).
120131020229 is a wasteful number, since it uses less digits than its factorization.
120131020229 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1475908 (or 1475897 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 23.
The spelling of 120131020229 in words is "one hundred twenty billion, one hundred thirty-one million, twenty thousand, two hundred twenty-nine".
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