Base | Representation |
---|---|
bin | 11000010011110011… |
… | …10100100101000011 |
3 | 1020200112212020221022 |
4 | 30021321310211003 |
5 | 203212032220103 |
6 | 5555013220055 |
7 | 641263063202 |
oct | 141171644503 |
9 | 36615766838 |
10 | 13051054403 |
11 | 5597a86382 |
12 | 264293162b |
13 | 12ccb38cca |
14 | 8bb459239 |
15 | 515b89138 |
hex | 309e74943 |
13051054403 has 4 divisors (see below), whose sum is σ = 13100678448. Its totient is φ = 13001430360.
The previous prime is 13051054369. The next prime is 13051054417. The reversal of 13051054403 is 30445015031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30445015031 = 152851 ⋅199181.
It is a cyclic number.
It is not a de Polignac number, because 13051054403 - 28 = 13051054147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13051054453) 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, 24811628 + ... + 24812153.
It is an arithmetic number, because the mean of its divisors is an integer number (3275169612).
Almost surely, 213051054403 is an apocalyptic number.
13051054403 is a deficient number, since it is larger than the sum of its proper divisors (49624045).
13051054403 is an equidigital number, since it uses as much as digits as its factorization.
13051054403 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49624044.
The product of its (nonzero) digits is 3600, while the sum is 26.
Adding to 13051054403 its reverse (30445015031), we get a palindrome (43496069434).
The spelling of 13051054403 in words is "thirteen billion, fifty-one million, fifty-four thousand, four hundred three".
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