Base | Representation |
---|---|
bin | 1101011001111… |
… | …1100001101011 |
3 | 10220210200020120 |
4 | 3112133201223 |
5 | 103343243242 |
6 | 5325054323 |
7 | 1251633606 |
oct | 326374153 |
9 | 126720216 |
10 | 56227947 |
11 | 29814986 |
12 | 169b73a3 |
13 | b859099 |
14 | 767933d |
15 | 4e0a1ec |
hex | 359f86b |
56227947 has 4 divisors (see below), whose sum is σ = 74970600. Its totient is φ = 37485296.
The previous prime is 56227943. The next prime is 56227949. The reversal of 56227947 is 74972265.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 56227947 - 22 = 56227943 is a prime.
It is a super-3 number, since 3×562279473 (a number of 24 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 56227899 and 56227908.
It is not an unprimeable number, because it can be changed into a prime (56227943) 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, 9371322 + ... + 9371327.
It is an arithmetic number, because the mean of its divisors is an integer number (18742650).
Almost surely, 256227947 is an apocalyptic number.
56227947 is a deficient number, since it is larger than the sum of its proper divisors (18742653).
56227947 is a wasteful number, since it uses less digits than its factorization.
56227947 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18742652.
The product of its digits is 211680, while the sum is 42.
The square root of 56227947 is about 7498.5296558725. The cubic root of 56227947 is about 383.1046372904.
The spelling of 56227947 in words is "fifty-six million, two hundred twenty-seven thousand, nine hundred forty-seven".
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