Base | Representation |
---|---|
bin | 1101110111111110111111… |
… | …1011000101010101111111 |
3 | 2000000101222211022210020202 |
4 | 3131333233323011111333 |
5 | 3444421132223023403 |
6 | 52240131525434115 |
7 | 3133112242254653 |
oct | 335775773052577 |
9 | 60011884283222 |
10 | 15255454111103 |
11 | 4951890156168 |
12 | 186473886b93b |
13 | 86877724623b |
14 | 3aa5217d6a63 |
15 | 1b6c691d6688 |
hex | ddfefec557f |
15255454111103 has 16 divisors (see below), whose sum is σ = 15477530925696. Its totient is φ = 15034296120480.
The previous prime is 15255454111099. The next prime is 15255454111141. The reversal of 15255454111103 is 30111145455251.
It is a cyclic number.
It is not a de Polignac number, because 15255454111103 - 22 = 15255454111099 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15255454711103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487893476 + ... + 487924742.
It is an arithmetic number, because the mean of its divisors is an integer number (967345682856).
Almost surely, 215255454111103 is an apocalyptic number.
15255454111103 is a deficient number, since it is larger than the sum of its proper divisors (222076814593).
15255454111103 is a wasteful number, since it uses less digits than its factorization.
15255454111103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45734.
The product of its (nonzero) digits is 60000, while the sum is 38.
Adding to 15255454111103 its reverse (30111145455251), we get a palindrome (45366599566354).
The spelling of 15255454111103 in words is "fifteen trillion, two hundred fifty-five billion, four hundred fifty-four million, one hundred eleven thousand, one hundred three".
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