Base | Representation |
---|---|
bin | 110110111011… |
… | …0111111000010 |
3 | 2000012010200110 |
4 | 1231312333002 |
5 | 24333031124 |
6 | 2505132150 |
7 | 466533564 |
oct | 155667702 |
9 | 60163613 |
10 | 28798914 |
11 | 15290061 |
12 | 978a056 |
13 | 5c743a1 |
14 | 3b79334 |
15 | 27dd029 |
hex | 1b76fc2 |
28798914 has 16 divisors (see below), whose sum is σ = 59584320. Its totient is φ = 9268560.
The previous prime is 28798883. The next prime is 28798937. The reversal of 28798914 is 41989782.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82582 + ... + 82929.
It is an arithmetic number, because the mean of its divisors is an integer number (3724020).
Almost surely, 228798914 is an apocalyptic number.
28798914 is an abundant number, since it is smaller than the sum of its proper divisors (30785406).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28798914 is a wasteful number, since it uses less digits than its factorization.
28798914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165545.
The product of its digits is 290304, while the sum is 48.
The square root of 28798914 is about 5366.4619629696. The cubic root of 28798914 is about 306.5199200755.
The spelling of 28798914 in words is "twenty-eight million, seven hundred ninety-eight thousand, nine hundred fourteen".
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