Base | Representation |
---|---|
bin | 10010101010011… |
… | …000011101000111 |
3 | 210211011010121010 |
4 | 102222120131013 |
5 | 1120123200403 |
6 | 51022453303 |
7 | 10521210201 |
oct | 2252303507 |
9 | 724133533 |
10 | 313100103 |
11 | 150811818 |
12 | 88a34233 |
13 | 4cb36744 |
14 | 2d823771 |
15 | 1c74a603 |
hex | 12a98747 |
313100103 has 4 divisors (see below), whose sum is σ = 417466808. Its totient is φ = 208733400.
The previous prime is 313100077. The next prime is 313100111. The reversal of 313100103 is 301001313.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 313100103 - 210 = 313099079 is a prime.
It is a super-2 number, since 2×3131001032 = 196063348997221218, which 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 (313100113) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52183348 + ... + 52183353.
It is an arithmetic number, because the mean of its divisors is an integer number (104366702).
Almost surely, 2313100103 is an apocalyptic number.
313100103 is a deficient number, since it is larger than the sum of its proper divisors (104366705).
313100103 is a wasteful number, since it uses less digits than its factorization.
313100103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104366704.
The product of its (nonzero) digits is 27, while the sum is 12.
The square root of 313100103 is about 17694.6348648397. The cubic root of 313100103 is about 679.0385077678.
Adding to 313100103 its reverse (301001313), we get a palindrome (614101416).
The spelling of 313100103 in words is "three hundred thirteen million, one hundred thousand, one hundred three".
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