Base | Representation |
---|---|
bin | 110110010101… |
… | …0000100010000 |
3 | 1222121010111122 |
4 | 1230222010100 |
5 | 24242440411 |
6 | 2454301412 |
7 | 464052212 |
oct | 154520420 |
9 | 58533448 |
10 | 28483856 |
11 | 15095385 |
12 | 9657868 |
13 | 5b93b6b |
14 | 3ad65b2 |
15 | 27799db |
hex | 1b2a110 |
28483856 has 20 divisors (see below), whose sum is σ = 55759452. Its totient is φ = 14094336.
The previous prime is 28483853. The next prime is 28483877. The reversal of 28483856 is 65838482.
It can be written as a sum of positive squares in 2 ways, for example, as 5290000 + 23193856 = 2300^2 + 4816^2 .
It is a super-2 number, since 2×284838562 = 1622660105257472, which contains 22 as substring.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (28483853) 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, 7625 + ... + 10728.
Almost surely, 228483856 is an apocalyptic number.
It is an amenable number.
28483856 is a deficient number, since it is larger than the sum of its proper divisors (27275596).
28483856 is a wasteful number, since it uses less digits than its factorization.
28483856 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18458 (or 18452 counting only the distinct ones).
The product of its digits is 368640, while the sum is 44.
The square root of 28483856 is about 5337.0268876969. The cubic root of 28483856 is about 305.3980505615.
The spelling of 28483856 in words is "twenty-eight million, four hundred eighty-three thousand, eight hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •