Base | Representation |
---|---|
bin | 1101100001010… |
… | …10011011100101 |
3 | 21220102022222221 |
4 | 12300222123211 |
5 | 213013420010 |
6 | 15130552341 |
7 | 2545024366 |
oct | 660523345 |
9 | 256368887 |
10 | 113420005 |
11 | 59028146 |
12 | 31b986b1 |
13 | 1a661c3a |
14 | 110c5b6d |
15 | 9e55dda |
hex | 6c2a6e5 |
113420005 has 8 divisors (see below), whose sum is σ = 144110232. Its totient is φ = 85398528.
The previous prime is 113420003. The next prime is 113420009. The reversal of 113420005 is 500024311.
It can be written as a sum of positive squares in 4 ways, for example, as 19368801 + 94051204 = 4401^2 + 9698^2 .
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 113420005 - 21 = 113420003 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 (113420003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667092 + ... + 667261.
It is an arithmetic number, because the mean of its divisors is an integer number (18013779).
Almost surely, 2113420005 is an apocalyptic number.
It is an amenable number.
113420005 is a deficient number, since it is larger than the sum of its proper divisors (30690227).
113420005 is a wasteful number, since it uses less digits than its factorization.
113420005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1334375.
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 113420005 is about 10649.8828632056. The cubic root of 113420005 is about 484.0570547794.
Adding to 113420005 its reverse (500024311), we get a palindrome (613444316).
The spelling of 113420005 in words is "one hundred thirteen million, four hundred twenty thousand, five".
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