Base | Representation |
---|---|
bin | 110111111110100100… |
… | …1011000011101000100 |
3 | 102111021201121022000211 |
4 | 1233331021120131010 |
5 | 3432143032241400 |
6 | 131120235245204 |
7 | 11453642305060 |
oct | 1577511303504 |
9 | 374251538024 |
10 | 120211212100 |
11 | 46a88105981 |
12 | 1b36a5a9804 |
13 | b449b98b45 |
14 | 5b65406aa0 |
15 | 31d87c6dba |
hex | 1bfd258744 |
120211212100 has 72 divisors (see below), whose sum is σ = 313814567360. Its totient is φ = 39046043520.
The previous prime is 120211212091. The next prime is 120211212133. The reversal of 120211212100 is 1212112021.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4505919 + ... + 4532518.
Almost surely, 2120211212100 is an apocalyptic number.
120211212100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120211212100 is an abundant number, since it is smaller than the sum of its proper divisors (193603355260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120211212100 is a wasteful number, since it uses less digits than its factorization.
120211212100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9038477 (or 9038470 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 120211212100 its reverse (1212112021), we get a palindrome (121423324121).
The spelling of 120211212100 in words is "one hundred twenty billion, two hundred eleven million, two hundred twelve thousand, one hundred".
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