Base | Representation |
---|---|
bin | 1001000101001110101… |
… | …10101111111111000111 |
3 | 1002211102222110221211000 |
4 | 10202213112233333013 |
5 | 20103032110412403 |
6 | 355203543544343 |
7 | 31354530112506 |
oct | 4424726577707 |
9 | 1084388427730 |
10 | 312045404103 |
11 | 11037954a724 |
12 | 5058745b0b3 |
13 | 2356c4cc964 |
14 | 11162bbc83d |
15 | 81b4dec7a3 |
hex | 48a75affc7 |
312045404103 has 16 divisors (see below), whose sum is σ = 462302346240. Its totient is φ = 208024483032.
The previous prime is 312045404071. The next prime is 312045404129. The reversal of 312045404103 is 301404540213.
It is a happy number.
312045404103 is a `hidden beast` number, since 3 + 1 + 204 + 5 + 40 + 410 + 3 = 666.
It is not a de Polignac number, because 312045404103 - 25 = 312045404071 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312045404183) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973450 + ... + 1253672.
It is an arithmetic number, because the mean of its divisors is an integer number (28893896640).
Almost surely, 2312045404103 is an apocalyptic number.
312045404103 is a deficient number, since it is larger than the sum of its proper divisors (150256942137).
312045404103 is a wasteful number, since it uses less digits than its factorization.
312045404103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 321475 (or 321469 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
Adding to 312045404103 its reverse (301404540213), we get a palindrome (613449944316).
The spelling of 312045404103 in words is "three hundred twelve billion, forty-five million, four hundred four thousand, one hundred three".
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