Base | Representation |
---|---|
bin | 110111111100001100… |
… | …0100101011000000110 |
3 | 102111002011020220110220 |
4 | 1233320120211120012 |
5 | 3432012103423420 |
6 | 131104302525210 |
7 | 11451652203426 |
oct | 1577030453006 |
9 | 374064226426 |
10 | 120131311110 |
11 | 46a46aa20a8 |
12 | 1b347896806 |
13 | b436471855 |
14 | 5b58968486 |
15 | 31d1792840 |
hex | 1bf8625606 |
120131311110 has 16 divisors (see below), whose sum is σ = 288315146736. Its totient is φ = 32035016288.
The previous prime is 120131311061. The next prime is 120131311129. The reversal of 120131311110 is 11113131021.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 120131311110.
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, 2002188489 + ... + 2002188548.
It is an arithmetic number, because the mean of its divisors is an integer number (18019696671).
Almost surely, 2120131311110 is an apocalyptic number.
120131311110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120131311110 is an abundant number, since it is smaller than the sum of its proper divisors (168183835626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120131311110 is a wasteful number, since it uses less digits than its factorization.
120131311110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4004377047.
The product of its (nonzero) digits is 18, while the sum is 15.
Adding to 120131311110 its reverse (11113131021), we get a palindrome (131244442131).
The spelling of 120131311110 in words is "one hundred twenty billion, one hundred thirty-one million, three hundred eleven thousand, one hundred ten".
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