Base | Representation |
---|---|
bin | 110100101000010011… |
… | …0000110000001100001 |
3 | 101210201122112120211001 |
4 | 1221100212012001201 |
5 | 3322431424004441 |
6 | 123530554552001 |
7 | 11110526211343 |
oct | 1512046060141 |
9 | 353648476731 |
10 | 113021313121 |
11 | 43a28648402 |
12 | 19aa2738601 |
13 | a872434452 |
14 | 5682577293 |
15 | 2e1749b731 |
hex | 1a50986061 |
113021313121 has 4 divisors (see below), whose sum is σ = 113032192000. Its totient is φ = 113010434244.
The previous prime is 113021313101. The next prime is 113021313149. The reversal of 113021313121 is 121313120311.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 121313120311 = 19 ⋅6384901069.
It is a cyclic number.
It is not a de Polignac number, because 113021313121 - 25 = 113021313089 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (113021313101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5423841 + ... + 5444638.
It is an arithmetic number, because the mean of its divisors is an integer number (28258048000).
Almost surely, 2113021313121 is an apocalyptic number.
It is an amenable number.
113021313121 is a deficient number, since it is larger than the sum of its proper divisors (10878879).
113021313121 is a wasteful number, since it uses less digits than its factorization.
113021313121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10878878.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 113021313121 its reverse (121313120311), we get a palindrome (234334433432).
The spelling of 113021313121 in words is "one hundred thirteen billion, twenty-one million, three hundred thirteen thousand, one hundred twenty-one".
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