Base | Representation |
---|---|
bin | 110100101011010000… |
… | …0001000011011101101 |
3 | 101210222120000101212112 |
4 | 1221112200020123231 |
5 | 3323132311212141 |
6 | 123544455013405 |
7 | 11113141435451 |
oct | 1512640103355 |
9 | 353876011775 |
10 | 113120413421 |
11 | 43a79584984 |
12 | 19b0b96a265 |
13 | a889b21592 |
14 | 56917b2661 |
15 | 2e210247eb |
hex | 1a568086ed |
113120413421 has 4 divisors (see below), whose sum is σ = 113269061244. Its totient is φ = 112971765600.
The previous prime is 113120413397. The next prime is 113120413447. The reversal of 113120413421 is 124314021311.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 52500556900 + 60619856521 = 229130^2 + 246211^2 .
It is a cyclic number.
It is not a de Polignac number, because 113120413421 - 226 = 113053304557 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (113120413921) 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 3 ways as a sum of consecutive naturals, for example, 74322770 + ... + 74324291.
It is an arithmetic number, because the mean of its divisors is an integer number (28317265311).
Almost surely, 2113120413421 is an apocalyptic number.
It is an amenable number.
113120413421 is a deficient number, since it is larger than the sum of its proper divisors (148647823).
113120413421 is an equidigital number, since it uses as much as digits as its factorization.
113120413421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148647822.
The product of its (nonzero) digits is 576, while the sum is 23.
Adding to 113120413421 its reverse (124314021311), we get a palindrome (237434434732).
The spelling of 113120413421 in words is "one hundred thirteen billion, one hundred twenty million, four hundred thirteen thousand, four hundred twenty-one".
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