Base | Representation |
---|---|
bin | 1011111010110101011011… |
… | …0011010100111000100010 |
3 | 1201101212022222001021212211 |
4 | 2332231112303110320202 |
5 | 3204204330241444204 |
6 | 43512312140512334 |
7 | 2521556031610555 |
oct | 276552663247042 |
9 | 51355288037784 |
10 | 13105401515554 |
11 | 41a2a73553437 |
12 | 1577ab854b6aa |
13 | 740aac578aba |
14 | 33443a5c469c |
15 | 17ad7cbda804 |
hex | beb56cd4e22 |
13105401515554 has 16 divisors (see below), whose sum is σ = 19871487941760. Its totient is φ = 6481716626880.
The previous prime is 13105401515537. The next prime is 13105401515621. The reversal of 13105401515554 is 45551510450131.
It is a super-3 number, since 3×131054015155543 (a number of 40 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35924334 + ... + 36287305.
It is an arithmetic number, because the mean of its divisors is an integer number (1241967996360).
Almost surely, 213105401515554 is an apocalyptic number.
13105401515554 is a deficient number, since it is larger than the sum of its proper divisors (6766086426206).
13105401515554 is a wasteful number, since it uses less digits than its factorization.
13105401515554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72212625.
The product of its (nonzero) digits is 150000, while the sum is 40.
Adding to 13105401515554 its reverse (45551510450131), we get a palindrome (58656911965685).
The spelling of 13105401515554 in words is "thirteen trillion, one hundred five billion, four hundred one million, five hundred fifteen thousand, five hundred fifty-four".
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