Base | Representation |
---|---|
bin | 110010001011… |
… | …110010000101 |
3 | 220202100220022 |
4 | 302023302011 |
5 | 11331433321 |
6 | 1145544525 |
7 | 216551054 |
oct | 62136205 |
9 | 26670808 |
10 | 13155461 |
11 | 7475990 |
12 | 44a5145 |
13 | 2957bc7 |
14 | 1a6639b |
15 | 124cdab |
hex | c8bc85 |
13155461 has 8 divisors (see below), whose sum is σ = 14739744. Its totient is φ = 11635920.
The previous prime is 13155449. The next prime is 13155487. The reversal of 13155461 is 16455131.
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 13155461 - 26 = 13155397 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 13155461.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13155421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15755 + ... + 16568.
It is an arithmetic number, because the mean of its divisors is an integer number (1842468).
Almost surely, 213155461 is an apocalyptic number.
13155461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
13155461 is a deficient number, since it is larger than the sum of its proper divisors (1584283).
13155461 is a wasteful number, since it uses less digits than its factorization.
13155461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32371.
The product of its digits is 1800, while the sum is 26.
The square root of 13155461 is about 3627.0457675635. The cubic root of 13155461 is about 236.0670414246.
It can be divided in two parts, 1315 and 5461, that added together give a palindrome (6776).
The spelling of 13155461 in words is "thirteen million, one hundred fifty-five thousand, four hundred sixty-one".
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