Base | Representation |
---|---|
bin | 11000001111010010… |
… | …01111111011100011 |
3 | 1020120220112210111021 |
4 | 30013221033323203 |
5 | 203122331434210 |
6 | 5551141030311 |
7 | 640322666011 |
oct | 140751177343 |
9 | 36526483437 |
10 | 13013155555 |
11 | 5578650414 |
12 | 26320b5397 |
13 | 12c502995a |
14 | 8b63d18b1 |
15 | 51269ebda |
hex | 307a4fee3 |
13013155555 has 8 divisors (see below), whose sum is σ = 15619571712. Its totient is φ = 10408001088.
The previous prime is 13013155523. The next prime is 13013155583. The reversal of 13013155555 is 55555131031.
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 13013155555 - 25 = 13013155523 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13013155555.
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, 292579 + ... + 334108.
It is an arithmetic number, because the mean of its divisors is an integer number (1952446464).
Almost surely, 213013155555 is an apocalyptic number.
13013155555 is a deficient number, since it is larger than the sum of its proper divisors (2606416157).
13013155555 is an equidigital number, since it uses as much as digits as its factorization.
13013155555 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 630845.
The product of its (nonzero) digits is 28125, while the sum is 34.
Adding to 13013155555 its reverse (55555131031), we get a palindrome (68568286586).
The spelling of 13013155555 in words is "thirteen billion, thirteen million, one hundred fifty-five thousand, five hundred fifty-five".
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