Base | Representation |
---|---|
bin | 11000010000100000… |
… | …11111000111000101 |
3 | 1020121121220100221121 |
4 | 30020100133013011 |
5 | 203133000110344 |
6 | 5552145313541 |
7 | 640506265522 |
oct | 141020370705 |
9 | 36547810847 |
10 | 13023441349 |
11 | 5583436276 |
12 | 26356358b1 |
13 | 12c71bb619 |
14 | 8b790c149 |
15 | 513532684 |
hex | 30841f1c5 |
13023441349 has 2 divisors, whose sum is σ = 13023441350. Its totient is φ = 13023441348.
The previous prime is 13023441323. The next prime is 13023441421. The reversal of 13023441349 is 94314432031.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 8291377249 + 4732064100 = 91057^2 + 68790^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13023441349 is a prime.
It is a super-2 number, since 2×130234413492 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13023441749) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6511720674 + 6511720675.
It is an arithmetic number, because the mean of its divisors is an integer number (6511720675).
Almost surely, 213023441349 is an apocalyptic number.
It is an amenable number.
13023441349 is a deficient number, since it is larger than the sum of its proper divisors (1).
13023441349 is an equidigital number, since it uses as much as digits as its factorization.
13023441349 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 31104, while the sum is 34.
The spelling of 13023441349 in words is "thirteen billion, twenty-three million, four hundred forty-one thousand, three hundred forty-nine".
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