Base | Representation |
---|---|
bin | 1100001000001110110011… |
… | …1110001110001111100111 |
3 | 1202012212101200222010021202 |
4 | 3002003230332032033213 |
5 | 3221442203340033111 |
6 | 44210134040033115 |
7 | 2544314315412110 |
oct | 302035476161747 |
9 | 52185350863252 |
10 | 13335554221031 |
11 | 4281638778539 |
12 | 15b462a16279b |
13 | 7596ca798523 |
14 | 341631101207 |
15 | 181d4d39eb3b |
hex | c20ecf8e3e7 |
13335554221031 has 32 divisors (see below), whose sum is σ = 16332164472960. Its totient is φ = 10628468637696.
The previous prime is 13335554221027. The next prime is 13335554221037. The reversal of 13335554221031 is 13012245553331.
It is not a de Polignac number, because 13335554221031 - 22 = 13335554221027 is a prime.
It is a super-2 number, since 2×133355542210312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13335554221037) 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, 5552771 + ... + 7583163.
It is an arithmetic number, because the mean of its divisors is an integer number (510380139780).
Almost surely, 213335554221031 is an apocalyptic number.
13335554221031 is a deficient number, since it is larger than the sum of its proper divisors (2996610251929).
13335554221031 is a wasteful number, since it uses less digits than its factorization.
13335554221031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2031083.
The product of its (nonzero) digits is 162000, while the sum is 38.
Adding to 13335554221031 its reverse (13012245553331), we get a palindrome (26347799774362).
The spelling of 13335554221031 in words is "thirteen trillion, three hundred thirty-five billion, five hundred fifty-four million, two hundred twenty-one thousand, thirty-one".
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