Base | Representation |
---|---|
bin | 110111111011100101… |
… | …1001001000110011000 |
3 | 102111000202001111212100 |
4 | 1233313023021012120 |
5 | 3431441404311300 |
6 | 131102255443400 |
7 | 11451314512206 |
oct | 1576713110630 |
9 | 374022044770 |
10 | 120111010200 |
11 | 46a36596795 |
12 | 1b340b26560 |
13 | b4321b448c |
14 | 5b55da2076 |
15 | 31cead2700 |
hex | 1bf72c9198 |
120111010200 has 72 divisors (see below), whose sum is σ = 403372815300. Its totient is φ = 32029602240.
The previous prime is 120111010139. The next prime is 120111010213. The reversal of 120111010200 is 2010111021.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 33362370 + ... + 33365969.
Almost surely, 2120111010200 is an apocalyptic number.
120111010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120111010200 is an abundant number, since it is smaller than the sum of its proper divisors (283261805100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120111010200 is a wasteful number, since it uses less digits than its factorization.
120111010200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66728361 (or 66728349 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
Adding to 120111010200 its reverse (2010111021), we get a palindrome (122121121221).
The spelling of 120111010200 in words is "one hundred twenty billion, one hundred eleven million, ten thousand, two hundred".
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