Base | Representation |
---|---|
bin | 1100000011101111110000… |
… | …0000111111011110011001 |
3 | 1201221111111110120120002020 |
4 | 3000323330000333132121 |
5 | 3214211400240201011 |
6 | 44110511452325053 |
7 | 2535615630450222 |
oct | 300737400773631 |
9 | 51844443516066 |
10 | 13258497193881 |
11 | 4251996021525 |
12 | 15a1703a73789 |
13 | 75236a29c184 |
14 | 33ba01166249 |
15 | 17ed3d45d006 |
hex | c0efc03f799 |
13258497193881 has 8 divisors (see below), whose sum is σ = 17849627290560. Its totient is φ = 8753182613232.
The previous prime is 13258497193847. The next prime is 13258497193933. The reversal of 13258497193881 is 18839179485231.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13258497193881 - 29 = 13258497193369 is a prime.
It is a super-2 number, since 2×132584971938812 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13258497193831) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21453878646 + ... + 21453879263.
It is an arithmetic number, because the mean of its divisors is an integer number (2231203411320).
Almost surely, 213258497193881 is an apocalyptic number.
It is an amenable number.
13258497193881 is a deficient number, since it is larger than the sum of its proper divisors (4591130096679).
13258497193881 is a wasteful number, since it uses less digits than its factorization.
13258497193881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42907758015.
The product of its digits is 104509440, while the sum is 69.
The spelling of 13258497193881 in words is "thirteen trillion, two hundred fifty-eight billion, four hundred ninety-seven million, one hundred ninety-three thousand, eight hundred eighty-one".
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