Base | Representation |
---|---|
bin | 110111000001… |
… | …1100101110000 |
3 | 2000021202111200 |
4 | 1232003211300 |
5 | 24341204134 |
6 | 2510211200 |
7 | 500140242 |
oct | 156034560 |
9 | 60252450 |
10 | 28850544 |
11 | 15315928 |
12 | 97b3b00 |
13 | 5c91a38 |
14 | 3b90092 |
15 | 27ed499 |
hex | 1b83970 |
28850544 has 30 divisors (see below), whose sum is σ = 80741856. Its totient is φ = 9616800.
The previous prime is 28850543. The next prime is 28850561. The reversal of 28850544 is 44505882.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 28850499 and 28850508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28850543) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100032 + ... + 100319.
Almost surely, 228850544 is an apocalyptic number.
28850544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
28850544 is an abundant number, since it is smaller than the sum of its proper divisors (51891312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28850544 is a wasteful number, since it uses less digits than its factorization.
28850544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200365 (or 200356 counting only the distinct ones).
The product of its (nonzero) digits is 51200, while the sum is 36.
The square root of 28850544 is about 5371.2702408276. The cubic root of 28850544 is about 306.7029845667.
The spelling of 28850544 in words is "twenty-eight million, eight hundred fifty thousand, five hundred forty-four".
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