Base | Representation |
---|---|
bin | 1011111011110111111011… |
… | …1110001010001111000001 |
3 | 1201110120102020010012011212 |
4 | 2332331332332022033001 |
5 | 3210002411330011340 |
6 | 43524423521415505 |
7 | 2523060333441302 |
oct | 276757676121701 |
9 | 51416366105155 |
10 | 13123255313345 |
11 | 41aa5a5557a21 |
12 | 157b45b79a595 |
13 | 742696409ca8 |
14 | 3352518347a9 |
15 | 17b575314a65 |
hex | bef7ef8a3c1 |
13123255313345 has 8 divisors (see below), whose sum is σ = 15749819668800. Its totient is φ = 10497328722160.
The previous prime is 13123255313327. The next prime is 13123255313347. The reversal of 13123255313345 is 54331355232131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13123255313345 - 26 = 13123255313281 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13123255313347) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159395795 + ... + 159478104.
It is an arithmetic number, because the mean of its divisors is an integer number (1968727458600).
Almost surely, 213123255313345 is an apocalyptic number.
It is an amenable number.
13123255313345 is a deficient number, since it is larger than the sum of its proper divisors (2626564355455).
13123255313345 is an equidigital number, since it uses as much as digits as its factorization.
13123255313345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318882135.
The product of its digits is 486000, while the sum is 41.
The spelling of 13123255313345 in words is "thirteen trillion, one hundred twenty-three billion, two hundred fifty-five million, three hundred thirteen thousand, three hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •