Base | Representation |
---|---|
bin | 11001001011110100… |
… | …00101101011010101 |
3 | 1021220021221012101112 |
4 | 30211322011223111 |
5 | 210142321331420 |
6 | 10113355304405 |
7 | 656026432061 |
oct | 144572055325 |
9 | 37807835345 |
10 | 13520886485 |
11 | 5809208157 |
12 | 275414b105 |
13 | 137628a862 |
14 | 9239daaa1 |
15 | 5420438c5 |
hex | 325e85ad5 |
13520886485 has 8 divisors (see below), whose sum is σ = 16784548920. Its totient is φ = 10443719104.
The previous prime is 13520886473. The next prime is 13520886493. The reversal of 13520886485 is 58468802531.
It can be written as a sum of positive squares in 4 ways, for example, as 1263518116 + 12257368369 = 35546^2 + 110713^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13520886485 - 24 = 13520886469 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46623602 + ... + 46623891.
It is an arithmetic number, because the mean of its divisors is an integer number (2098068615).
Almost surely, 213520886485 is an apocalyptic number.
It is an amenable number.
13520886485 is a deficient number, since it is larger than the sum of its proper divisors (3263662435).
13520886485 is an equidigital number, since it uses as much as digits as its factorization.
13520886485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93247527.
The product of its (nonzero) digits is 1843200, while the sum is 50.
The spelling of 13520886485 in words is "thirteen billion, five hundred twenty million, eight hundred eighty-six thousand, four hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •