Base | Representation |
---|---|
bin | 1101100011110… |
… | …1011101000011 |
3 | 10222000112120210 |
4 | 3120331131003 |
5 | 104024443234 |
6 | 5351005203 |
7 | 1260266541 |
oct | 330753503 |
9 | 128015523 |
10 | 56874819 |
11 | 2a116991 |
12 | 17069803 |
13 | ba24651 |
14 | 77a6d91 |
15 | 4ed6be9 |
hex | 363d743 |
56874819 has 4 divisors (see below), whose sum is σ = 75833096. Its totient is φ = 37916544.
The previous prime is 56874799. The next prime is 56874859. The reversal of 56874819 is 91847865.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 56874819 - 25 = 56874787 is a prime.
It is a super-2 number, since 2×568748192 = 6469490072565522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (56874859) 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, 9479134 + ... + 9479139.
It is an arithmetic number, because the mean of its divisors is an integer number (18958274).
Almost surely, 256874819 is an apocalyptic number.
56874819 is a deficient number, since it is larger than the sum of its proper divisors (18958277).
56874819 is a wasteful number, since it uses less digits than its factorization.
56874819 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18958276.
The product of its digits is 483840, while the sum is 48.
The square root of 56874819 is about 7541.5395643065. The cubic root of 56874819 is about 384.5681760960.
The spelling of 56874819 in words is "fifty-six million, eight hundred seventy-four thousand, eight hundred nineteen".
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