Base | Representation |
---|---|
bin | 10011000110001011110… |
… | …010100001011011000100 |
3 | 11122110022011100121110020 |
4 | 103012023302201123010 |
5 | 133000102414134104 |
6 | 2442511140055140 |
7 | 163545162344013 |
oct | 23061362413304 |
9 | 4573264317406 |
10 | 1312310302404 |
11 | 466602a54632 |
12 | 1924020944b0 |
13 | 9699a62614a |
14 | 4773249ca7a |
15 | 24209a3c2d9 |
hex | 1318bca16c4 |
1312310302404 has 48 divisors (see below), whose sum is σ = 3089533224960. Its totient is φ = 433512593920.
The previous prime is 1312310302403. The next prime is 1312310302409. The reversal of 1312310302404 is 4042030132131.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (1312310302403) 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, 11920042 + ... + 12029630.
It is an arithmetic number, because the mean of its divisors is an integer number (64365275520).
Almost surely, 21312310302404 is an apocalyptic number.
It is an amenable number.
1312310302404 is an abundant number, since it is smaller than the sum of its proper divisors (1777222922556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312310302404 is a wasteful number, since it uses less digits than its factorization.
1312310302404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118540 (or 118538 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 1312310302404 its reverse (4042030132131), we get a palindrome (5354340434535).
The spelling of 1312310302404 in words is "one trillion, three hundred twelve billion, three hundred ten million, three hundred two thousand, four hundred four".
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