Base | Representation |
---|---|
bin | 10010100111101… |
… | …101110001110100 |
3 | 210202211121121212 |
4 | 102213231301310 |
5 | 1114433313022 |
6 | 50555500552 |
7 | 10512236060 |
oct | 2247556164 |
9 | 722747555 |
10 | 312401012 |
11 | 150384560 |
12 | 88757758 |
13 | 4c950491 |
14 | 2d6c0aa0 |
15 | 1c65d3e2 |
hex | 129edc74 |
312401012 has 48 divisors (see below), whose sum is σ = 703610880. Its totient is φ = 117784800.
The previous prime is 312401009. The next prime is 312401039. The reversal of 312401012 is 210104213.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6812 + ... + 25907.
It is an arithmetic number, because the mean of its divisors is an integer number (14658560).
Almost surely, 2312401012 is an apocalyptic number.
It is an amenable number.
312401012 is an abundant number, since it is smaller than the sum of its proper divisors (391209868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312401012 is a wasteful number, since it uses less digits than its factorization.
312401012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32772 (or 32770 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 312401012 is about 17674.8695044688. The cubic root of 312401012 is about 678.5327446429.
Adding to 312401012 its reverse (210104213), we get a palindrome (522505225).
The spelling of 312401012 in words is "three hundred twelve million, four hundred one thousand, twelve".
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