Base | Representation |
---|---|
bin | 111110111110011… |
… | …1000110000011000 |
3 | 12110021012021020121 |
4 | 1331330320300120 |
5 | 13311424104422 |
6 | 545403203024 |
7 | 103236110425 |
oct | 17574706030 |
9 | 5407167217 |
10 | 2113113112 |
11 | 994885180 |
12 | 4ab816474 |
13 | 278a2c6b6 |
14 | 160900d4c |
15 | c57a78c7 |
hex | 7df38c18 |
2113113112 has 32 divisors (see below), whose sum is σ = 4365090000. Its totient is φ = 950992000.
The previous prime is 2113113103. The next prime is 2113113113.
It is a happy number.
2113113112 is nontrivially palindromic in base 10.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2113113113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109987 + ... + 127762.
Almost surely, 22113113112 is an apocalyptic number.
2113113112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
2113113112 is an abundant number, since it is smaller than the sum of its proper divisors (2251976888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2113113112 is a wasteful number, since it uses less digits than its factorization.
2113113112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 237867 (or 237863 counting only the distinct ones).
The product of its digits is 36, while the sum is 16.
The square root of 2113113112 is about 45968.6100725267. The cubic root of 2113113112 is about 1283.2390929766.
It can be divided in two parts, 21131 and 13112, that added together give a palindrome (34243).
The spelling of 2113113112 in words is "two billion, one hundred thirteen million, one hundred thirteen thousand, one hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •