Base | Representation |
---|---|
bin | 1011111010110101110110… |
… | …0100010110011110000111 |
3 | 1201101212121212122102222122 |
4 | 2332231131210112132013 |
5 | 3204210043321433112 |
6 | 43512331313520155 |
7 | 2521561610511632 |
oct | 276553544263607 |
9 | 51355555572878 |
10 | 13105515030407 |
11 | 41a3021635868 |
12 | 1577b2a57305b |
13 | 740ac9c41c57 |
14 | 33444b6d2c19 |
15 | 17ad87b5e872 |
hex | beb5d916787 |
13105515030407 has 2 divisors, whose sum is σ = 13105515030408. Its totient is φ = 13105515030406.
The previous prime is 13105515030401. The next prime is 13105515030457. The reversal of 13105515030407 is 70403051550131.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13105515030407 - 26 = 13105515030343 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13105515030401) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6552757515203 + 6552757515204.
It is an arithmetic number, because the mean of its divisors is an integer number (6552757515204).
Almost surely, 213105515030407 is an apocalyptic number.
13105515030407 is a deficient number, since it is larger than the sum of its proper divisors (1).
13105515030407 is an equidigital number, since it uses as much as digits as its factorization.
13105515030407 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 31500, while the sum is 35.
Adding to 13105515030407 its reverse (70403051550131), we get a palindrome (83508566580538).
The spelling of 13105515030407 in words is "thirteen trillion, one hundred five billion, five hundred fifteen million, thirty thousand, four hundred seven".
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