Base | Representation |
---|---|
bin | 110110000001… |
… | …0111111010000 |
3 | 1222021222221100 |
4 | 1230002333100 |
5 | 24222330132 |
6 | 2451024400 |
7 | 462514440 |
oct | 154027720 |
9 | 58258840 |
10 | 28323792 |
11 | 14a960a2 |
12 | 959b100 |
13 | 5b39053 |
14 | 3a94120 |
15 | 274737c |
hex | 1b02fd0 |
28323792 has 60 divisors (see below), whose sum is σ = 90594400. Its totient is φ = 8092224.
The previous prime is 28323767. The next prime is 28323797. The reversal of 28323792 is 29732382.
28323792 is a `hidden beast` number, since 283 + 2 + 379 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28323797) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13042 + ... + 15057.
Almost surely, 228323792 is an apocalyptic number.
It is an amenable number.
28323792 is an abundant number, since it is smaller than the sum of its proper divisors (62270608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28323792 is a wasteful number, since it uses less digits than its factorization.
28323792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28120 (or 28111 counting only the distinct ones).
The product of its digits is 36288, while the sum is 36.
The square root of 28323792 is about 5322.0101465518. The cubic root of 28323792 is about 304.8249178794.
The spelling of 28323792 in words is "twenty-eight million, three hundred twenty-three thousand, seven hundred ninety-two".
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