Base | Representation |
---|---|
bin | 1101100010101… |
… | …1101101010000 |
3 | 10221212211212112 |
4 | 3120223231100 |
5 | 104020132003 |
6 | 5345244452 |
7 | 1256544605 |
oct | 330535520 |
9 | 127784775 |
10 | 56802128 |
11 | 2a077309 |
12 | 17033728 |
13 | b9ca536 |
14 | 77886ac |
15 | 4ec03d8 |
hex | 362bb50 |
56802128 has 20 divisors (see below), whose sum is σ = 110695668. Its totient is φ = 28235520.
The previous prime is 56802113. The next prime is 56802139. The reversal of 56802128 is 82120865.
56802128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 45050944 + 11751184 = 6712^2 + 3428^2 .
It is a junction number, because it is equal to n+sod(n) for n = 56802094 and 56802103.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7493 + ... + 13028.
Almost surely, 256802128 is an apocalyptic number.
It is an amenable number.
56802128 is a deficient number, since it is larger than the sum of its proper divisors (53893540).
56802128 is a wasteful number, since it uses less digits than its factorization.
56802128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20702 (or 20696 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 32.
The square root of 56802128 is about 7536.7186493858. The cubic root of 56802128 is about 384.4042689766.
The spelling of 56802128 in words is "fifty-six million, eight hundred two thousand, one hundred twenty-eight".
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