Base | Representation |
---|---|
bin | 10011001001000100000… |
… | …100100100110000100100 |
3 | 11122202021122000021102010 |
4 | 103021010010210300210 |
5 | 133022420410324104 |
6 | 2444142022514220 |
7 | 164014613610162 |
oct | 23110404446044 |
9 | 4582248007363 |
10 | 1315402042404 |
11 | 46794a18465a |
12 | 192b25595970 |
13 | 9707101b5b8 |
14 | 47946d46232 |
15 | 2433b1a3489 |
hex | 13244124c24 |
1315402042404 has 192 divisors, whose sum is σ = 3317408317440. Its totient is φ = 404638080000.
The previous prime is 1315402042333. The next prime is 1315402042411. The reversal of 1315402042404 is 4042402045131.
It is a super-2 number, since 2×13154020424042 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 408381514 + ... + 408384734.
It is an arithmetic number, because the mean of its divisors is an integer number (17278168320).
Almost surely, 21315402042404 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1315402042404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1658704158720).
1315402042404 is an abundant number, since it is smaller than the sum of its proper divisors (2002006275036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1315402042404 is a wasteful number, since it uses less digits than its factorization.
1315402042404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3682 (or 3680 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 30.
Adding to 1315402042404 its reverse (4042402045131), we get a palindrome (5357804087535).
The spelling of 1315402042404 in words is "one trillion, three hundred fifteen billion, four hundred two million, forty-two thousand, four hundred four".
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