Base | Representation |
---|---|
bin | 110111111011100101… |
… | …1100001111110101110 |
3 | 102111000202020200122210 |
4 | 1233313023201332232 |
5 | 3431441421041420 |
6 | 131102301551250 |
7 | 11451315415263 |
oct | 1576713417656 |
9 | 374022220583 |
10 | 120111112110 |
11 | 46a36656310 |
12 | 1b340b75526 |
13 | b43221b992 |
14 | 5b55dcb26a |
15 | 31ceb029e0 |
hex | 1bf72e1fae |
120111112110 has 64 divisors (see below), whose sum is σ = 314505918720. Its totient is φ = 29114772480.
The previous prime is 120111112087. The next prime is 120111112127. The reversal of 120111112110 is 11211111021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5596981 + ... + 5618399.
It is an arithmetic number, because the mean of its divisors is an integer number (4914154980).
Almost surely, 2120111112110 is an apocalyptic number.
120111112110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120111112110 is an abundant number, since it is smaller than the sum of its proper divisors (194394806610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120111112110 is a wasteful number, since it uses less digits than its factorization.
120111112110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38433.
The product of its (nonzero) digits is 4, while the sum is 12.
Adding to 120111112110 its reverse (11211111021), we get a palindrome (131322223131).
It can be divided in two parts, 120111 and 112110, that added together give a triangular number (232221 = T681).
The spelling of 120111112110 in words is "one hundred twenty billion, one hundred eleven million, one hundred twelve thousand, one hundred ten".
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