Base | Representation |
---|---|
bin | 1101010110101… |
… | …1101000110101 |
3 | 10220101212200221 |
4 | 3111223220311 |
5 | 103314443123 |
6 | 5320334341 |
7 | 1250060146 |
oct | 325535065 |
9 | 126355627 |
10 | 56015413 |
11 | 2968a233 |
12 | 169143b1 |
13 | b7b341c |
14 | 7621acd |
15 | 4db725d |
hex | 356ba35 |
56015413 has 8 divisors (see below), whose sum is σ = 56586560. Its totient is φ = 55447200.
The previous prime is 56015381. The next prime is 56015423. The reversal of 56015413 is 31451065.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 56015413 - 25 = 56015381 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 (56015423) 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, 61306 + ... + 62212.
It is an arithmetic number, because the mean of its divisors is an integer number (7073320).
Almost surely, 256015413 is an apocalyptic number.
It is an amenable number.
56015413 is a deficient number, since it is larger than the sum of its proper divisors (571147).
56015413 is a wasteful number, since it uses less digits than its factorization.
56015413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1467.
The product of its (nonzero) digits is 1800, while the sum is 25.
The square root of 56015413 is about 7484.3445270778. The cubic root of 56015413 is about 382.6213333447.
Adding to 56015413 its reverse (31451065), we get a palindrome (87466478).
The spelling of 56015413 in words is "fifty-six million, fifteen thousand, four hundred thirteen".
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