Base | Representation |
---|---|
bin | 110110010101… |
… | …0000000100111 |
3 | 1222121010012000 |
4 | 1230222000213 |
5 | 24242433443 |
6 | 2454300343 |
7 | 464051430 |
oct | 154520047 |
9 | 58533160 |
10 | 28483623 |
11 | 15095193 |
12 | 96576b3 |
13 | 5b93a1c |
14 | 3ad6487 |
15 | 27798d3 |
hex | 1b2a027 |
28483623 has 16 divisors (see below), whose sum is σ = 48226560. Its totient is φ = 16276248.
The previous prime is 28483621. The next prime is 28483627. The reversal of 28483623 is 32638482.
28483623 is a `hidden beast` number, since 28 + 4 + 8 + 3 + 623 = 666.
It is not a de Polignac number, because 28483623 - 21 = 28483621 is a prime.
It is a super-2 number, since 2×284836232 = 1622633558412258, which contains 22 as substring.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28483621) 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, 75165 + ... + 75542.
It is an arithmetic number, because the mean of its divisors is an integer number (3014160).
Almost surely, 228483623 is an apocalyptic number.
28483623 is a deficient number, since it is larger than the sum of its proper divisors (19742937).
28483623 is a wasteful number, since it uses less digits than its factorization.
28483623 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150723 (or 150717 counting only the distinct ones).
The product of its digits is 55296, while the sum is 36.
The square root of 28483623 is about 5337.0050590195. The cubic root of 28483623 is about 305.3972178332.
The spelling of 28483623 in words is "twenty-eight million, four hundred eighty-three thousand, six hundred twenty-three".
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