Base | Representation |
---|---|
bin | 1000100110111111… |
… | …0011011101001001 |
3 | 12222001120110220110 |
4 | 2021233303131021 |
5 | 14213104310441 |
6 | 1021152544533 |
7 | 111161155560 |
oct | 21157633511 |
9 | 5861513813 |
10 | 2311010121 |
11 | a86561122 |
12 | 545b52149 |
13 | 2aaa2b714 |
14 | 17ccd6bd7 |
15 | d7d48b16 |
hex | 89bf3749 |
2311010121 has 32 divisors (see below), whose sum is σ = 3648860928. Its totient is φ = 1273466880.
The previous prime is 2311010089. The next prime is 2311010161. The reversal of 2311010121 is 1210101132.
It is not a de Polignac number, because 2311010121 - 25 = 2311010089 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2311010097 and 2311010106.
It is not an unprimeable number, because it can be changed into a prime (2311010161) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74641 + ... + 100961.
It is an arithmetic number, because the mean of its divisors is an integer number (114026904).
Almost surely, 22311010121 is an apocalyptic number.
2311010121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2311010121 is a deficient number, since it is larger than the sum of its proper divisors (1337850807).
2311010121 is a wasteful number, since it uses less digits than its factorization.
2311010121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26481.
The product of its (nonzero) digits is 12, while the sum is 12.
The square root of 2311010121 is about 48072.9666340658. The cubic root of 2311010121 is about 1322.1090635423.
Adding to 2311010121 its reverse (1210101132), we get a palindrome (3521111253).
The spelling of 2311010121 in words is "two billion, three hundred eleven million, ten thousand, one hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.205 sec. • engine limits •