Base | Representation |
---|---|
bin | 1101100100010… |
… | …0011001010001 |
3 | 10222001222120202 |
4 | 3121010121101 |
5 | 104031400444 |
6 | 5351344545 |
7 | 1260445454 |
oct | 331043121 |
9 | 128058522 |
10 | 56903249 |
11 | 2a136287 |
12 | 17082155 |
13 | ba34580 |
14 | 77b349b |
15 | 4ee034e |
hex | 3644651 |
56903249 has 16 divisors (see below), whose sum is σ = 63882000. Its totient is φ = 50324736.
The previous prime is 56903213. The next prime is 56903251. The reversal of 56903249 is 94230965.
It can be written as a sum of positive squares in 8 ways, for example, as 27667600 + 29235649 = 5260^2 + 5407^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-56903249 is a prime.
It is not an unprimeable number, because it can be changed into a prime (56905249) 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 15 ways as a sum of consecutive naturals, for example, 55667 + ... + 56679.
It is an arithmetic number, because the mean of its divisors is an integer number (3992625).
Almost surely, 256903249 is an apocalyptic number.
It is an amenable number.
56903249 is a deficient number, since it is larger than the sum of its proper divisors (6978751).
56903249 is a wasteful number, since it uses less digits than its factorization.
56903249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1204.
The product of its (nonzero) digits is 58320, while the sum is 38.
The square root of 56903249 is about 7543.4242224602. The cubic root of 56903249 is about 384.6322434179.
The spelling of 56903249 in words is "fifty-six million, nine hundred three thousand, two hundred forty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •