Base | Representation |
---|---|
bin | 1011111101101111101110… |
… | …1000000110110010011011 |
3 | 1201120122102020120110001011 |
4 | 2333123323220012302123 |
5 | 3211014240313031011 |
6 | 43551302415234351 |
7 | 2525306234231641 |
oct | 277337350066233 |
9 | 51518366513034 |
10 | 13155411455131 |
11 | 42121a6895210 |
12 | 15857348189b7 |
13 | 74571c3b8a1a |
14 | 336a22381191 |
15 | 17c308395621 |
hex | bf6fba06c9b |
13155411455131 has 32 divisors (see below), whose sum is σ = 14764016042496. Its totient is φ = 11621216448000.
The previous prime is 13155411455129. The next prime is 13155411455141.
13155411455131 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 13155411455131 - 21 = 13155411455129 is a prime.
It is a super-2 number, since 2×131554114551312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13155411455141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17905171 + ... + 18625411.
It is an arithmetic number, because the mean of its divisors is an integer number (461375501328).
Almost surely, 213155411455131 is an apocalyptic number.
13155411455131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13155411455131 is a deficient number, since it is larger than the sum of its proper divisors (1608604587365).
13155411455131 is a wasteful number, since it uses less digits than its factorization.
13155411455131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 720643.
The product of its digits is 90000, while the sum is 40.
The spelling of 13155411455131 in words is "thirteen trillion, one hundred fifty-five billion, four hundred eleven million, four hundred fifty-five thousand, one hundred thirty-one".
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