Base | Representation |
---|---|
bin | 1011111101100111111011… |
… | …1101111011010110000111 |
3 | 1201120110000111011201002211 |
4 | 2333121332331323112013 |
5 | 3211000444411222211 |
6 | 43550315104444251 |
7 | 2525203350322300 |
oct | 277317675732607 |
9 | 51513014151084 |
10 | 13153320023431 |
11 | 4211323279665 |
12 | 1585250319687 |
13 | 74547800ab83 |
14 | 3368a46c57a7 |
15 | 17c234971e21 |
hex | bf67ef7b587 |
13153320023431 has 12 divisors (see below), whose sum is σ = 15300871080408. Its totient is φ = 11274222552432.
The previous prime is 13153320023399. The next prime is 13153320023497. The reversal of 13153320023431 is 13432002335131.
It is a happy number.
It is not a de Polignac number, because 13153320023431 - 25 = 13153320023399 is a prime.
It is a super-2 number, since 2×131533200234312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13153320023393 and 13153320023402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13153320063431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13377885 + ... + 14327401.
It is an arithmetic number, because the mean of its divisors is an integer number (1275072590034).
Almost surely, 213153320023431 is an apocalyptic number.
13153320023431 is a deficient number, since it is larger than the sum of its proper divisors (2147551056977).
13153320023431 is an equidigital number, since it uses as much as digits as its factorization.
13153320023431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1232238 (or 1232231 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 31.
Adding to 13153320023431 its reverse (13432002335131), we get a palindrome (26585322358562).
The spelling of 13153320023431 in words is "thirteen trillion, one hundred fifty-three billion, three hundred twenty million, twenty-three thousand, four hundred thirty-one".
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