Base | Representation |
---|---|
bin | 1011110110011100100111… |
… | …0001100001001110011011 |
3 | 1201010122202120022212102000 |
4 | 2331213021301201032123 |
5 | 3201440440334312311 |
6 | 43413524203012043 |
7 | 2513250032105013 |
oct | 275471161411633 |
9 | 51118676285360 |
10 | 13030021010331 |
11 | 4174001194136 |
12 | 156537b80a023 |
13 | 7369584c8760 |
14 | 33092917cc43 |
15 | 178e1a061056 |
hex | bd9c9c6139b |
13030021010331 has 32 divisors (see below), whose sum is σ = 20979359016000. Its totient is φ = 7944910458624.
The previous prime is 13030021010297. The next prime is 13030021010339. The reversal of 13030021010331 is 13301012003031.
It is a happy number.
13030021010331 is a `hidden beast` number, since 1 + 3 + 0 + 300 + 21 + 0 + 10 + 331 = 666.
It is not a de Polignac number, because 13030021010331 - 27 = 13030021010203 is a prime.
It is a super-2 number, since 2×130300210103312 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13030021010339) 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, 170248746 + ... + 170325263.
It is an arithmetic number, because the mean of its divisors is an integer number (655604969250).
Almost surely, 213030021010331 is an apocalyptic number.
13030021010331 is a deficient number, since it is larger than the sum of its proper divisors (7949338005669).
13030021010331 is a wasteful number, since it uses less digits than its factorization.
13030021010331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 340574140 (or 340574134 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 13030021010331 its reverse (13301012003031), we get a palindrome (26331033013362).
The spelling of 13030021010331 in words is "thirteen trillion, thirty billion, twenty-one million, ten thousand, three hundred thirty-one".
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