Base | Representation |
---|---|
bin | 1011111100000000000101… |
… | …1111101010101110001001 |
3 | 1201110210001211122200002112 |
4 | 2333000001133222232021 |
5 | 3210021402423311431 |
6 | 43525425105112105 |
7 | 2523165523556555 |
oct | 277000137525611 |
9 | 51423054580075 |
10 | 13125445135241 |
11 | 420051966558a |
12 | 157b971028635 |
13 | 742954cb69aa |
14 | 3353bc5c2865 |
15 | 17b6526c0c2b |
hex | bf0017eab89 |
13125445135241 has 4 divisors (see below), whose sum is σ = 13129629213972. Its totient is φ = 13121261056512.
The previous prime is 13125445135219. The next prime is 13125445135259. The reversal of 13125445135241 is 14253154452131.
13125445135241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 12892731516025 + 232713619216 = 3590645^2 + 482404^2 .
It is a cyclic number.
It is not a de Polignac number, because 13125445135241 - 230 = 13124371393417 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13125445135211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2092034660 + ... + 2092040933.
It is an arithmetic number, because the mean of its divisors is an integer number (3282407303493).
Almost surely, 213125445135241 is an apocalyptic number.
It is an amenable number.
13125445135241 is a deficient number, since it is larger than the sum of its proper divisors (4184078731).
13125445135241 is an equidigital number, since it uses as much as digits as its factorization.
13125445135241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4184078730.
The product of its digits is 288000, while the sum is 41.
Adding to 13125445135241 its reverse (14253154452131), we get a palindrome (27378599587372).
The spelling of 13125445135241 in words is "thirteen trillion, one hundred twenty-five billion, four hundred forty-five million, one hundred thirty-five thousand, two hundred forty-one".
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