Base | Representation |
---|---|
bin | 11000011100000011… |
… | …01101011010111111 |
3 | 1020212101000210112022 |
4 | 30032001231122333 |
5 | 203332234343403 |
6 | 10005524030355 |
7 | 643063060430 |
oct | 141601553277 |
9 | 36771023468 |
10 | 13120231103 |
11 | 5623034901 |
12 | 2661b323bb |
13 | 1311279b75 |
14 | 8c6705487 |
15 | 51bca0d38 |
hex | 30e06d6bf |
13120231103 has 8 divisors (see below), whose sum is σ = 15163028640. Its totient is φ = 11119553280.
The previous prime is 13120231093. The next prime is 13120231133. The reversal of 13120231103 is 30113202131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13120231103 - 212 = 13120227007 is a prime.
It is a super-2 number, since 2×131202311032 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13120231133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10529258 + ... + 10530503.
It is an arithmetic number, because the mean of its divisors is an integer number (1895378580).
Almost surely, 213120231103 is an apocalyptic number.
13120231103 is a deficient number, since it is larger than the sum of its proper divisors (2042797537).
13120231103 is an equidigital number, since it uses as much as digits as its factorization.
13120231103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21059857.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 13120231103 its reverse (30113202131), we get a palindrome (43233433234).
The spelling of 13120231103 in words is "thirteen billion, one hundred twenty million, two hundred thirty-one thousand, one hundred three".
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