Base | Representation |
---|---|
bin | 1101011000011… |
… | …1111011100101 |
3 | 10220121202200002 |
4 | 3112013323211 |
5 | 103332200201 |
6 | 5323031045 |
7 | 1251052052 |
oct | 326077345 |
9 | 126552602 |
10 | 56131301 |
11 | 29759306 |
12 | 1696b485 |
13 | b8240b5 |
14 | 7652029 |
15 | 4ddb76b |
hex | 3587ee5 |
56131301 has 16 divisors (see below), whose sum is σ = 60825600. Its totient is φ = 51630768.
The previous prime is 56131291. The next prime is 56131303. The reversal of 56131301 is 10313165.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-56131301 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 (56131303) 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, 213296 + ... + 213558.
It is an arithmetic number, because the mean of its divisors is an integer number (3801600).
Almost surely, 256131301 is an apocalyptic number.
It is an amenable number.
56131301 is a deficient number, since it is larger than the sum of its proper divisors (4694299).
56131301 is a wasteful number, since it uses less digits than its factorization.
56131301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 568.
The product of its (nonzero) digits is 270, while the sum is 20.
The square root of 56131301 is about 7492.0825542702. The cubic root of 56131301 is about 382.8850148044.
Adding to 56131301 its reverse (10313165), we get a palindrome (66444466).
The spelling of 56131301 in words is "fifty-six million, one hundred thirty-one thousand, three hundred one".
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