Base | Representation |
---|---|
bin | 110111111011100101… |
… | …1011111010010111000 |
3 | 102111000202020010120110 |
4 | 1233313023133102320 |
5 | 3431441420213422 |
6 | 131102301424320 |
7 | 11451315341232 |
oct | 1576713372270 |
9 | 374022203513 |
10 | 120111101112 |
11 | 46a36649022 |
12 | 1b340b6b0a0 |
13 | b432216982 |
14 | 5b55dc7252 |
15 | 31ceaee60c |
hex | 1bf72df4b8 |
120111101112 has 32 divisors (see below), whose sum is σ = 308393370000. Its totient is φ = 38954951424.
The previous prime is 120111101093. The next prime is 120111101141. The reversal of 120111101112 is 211101111021.
It is a super-2 number, since 2×1201111011122 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
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, 67629237 + ... + 67631012.
Almost surely, 2120111101112 is an apocalyptic number.
120111101112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120111101112 is an abundant number, since it is smaller than the sum of its proper divisors (188282268888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120111101112 is a wasteful number, since it uses less digits than its factorization.
120111101112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135260295 (or 135260291 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 12.
Adding to 120111101112 its reverse (211101111021), we get a palindrome (331212212133).
Subtracting 120111101112 from its reverse (211101111021), we obtain a palindrome (90990009909).
The spelling of 120111101112 in words is "one hundred twenty billion, one hundred eleven million, one hundred one thousand, one hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •