Base | Representation |
---|---|
bin | 11001000111101100… |
… | …11010100001101101 |
3 | 1021210212222112010121 |
4 | 30203312122201231 |
5 | 210110002301002 |
6 | 10110123404541 |
7 | 655130146462 |
oct | 144366324155 |
9 | 37725875117 |
10 | 13486368877 |
11 | 57a0781603 |
12 | 2744683751 |
13 | 136c093537 |
14 | 91d1b3669 |
15 | 53dec6237 |
hex | 323d9a86d |
13486368877 has 2 divisors, whose sum is σ = 13486368878. Its totient is φ = 13486368876.
The previous prime is 13486368871. The next prime is 13486368937. The reversal of 13486368877 is 77886368431.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9926933956 + 3559434921 = 99634^2 + 59661^2 .
It is a cyclic number.
It is not a de Polignac number, because 13486368877 - 23 = 13486368869 is a prime.
It is a super-2 number, since 2×134863688772 (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 (13486368871) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6743184438 + 6743184439.
It is an arithmetic number, because the mean of its divisors is an integer number (6743184439).
Almost surely, 213486368877 is an apocalyptic number.
It is an amenable number.
13486368877 is a deficient number, since it is larger than the sum of its proper divisors (1).
13486368877 is an equidigital number, since it uses as much as digits as its factorization.
13486368877 is an evil number, because the sum of its binary digits is even.
The product of its digits is 32514048, while the sum is 61.
The spelling of 13486368877 in words is "thirteen billion, four hundred eighty-six million, three hundred sixty-eight thousand, eight hundred seventy-seven".
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