Base | Representation |
---|---|
bin | 110110100110… |
… | …1001111001010 |
3 | 1222212110010010 |
4 | 1231031033022 |
5 | 24312043124 |
6 | 2501332350 |
7 | 465222210 |
oct | 155151712 |
9 | 58773103 |
10 | 28627914 |
11 | 15183637 |
12 | 97070b6 |
13 | 5c145c3 |
14 | 3b32cb0 |
15 | 27a7529 |
hex | 1b4d3ca |
28627914 has 32 divisors (see below), whose sum is σ = 65617920. Its totient is φ = 8156592.
The previous prime is 28627913. The next prime is 28627933. The reversal of 28627914 is 41972682.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (28627913) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19407 + ... + 20829.
It is an arithmetic number, because the mean of its divisors is an integer number (2050560).
Almost surely, 228627914 is an apocalyptic number.
28627914 is an abundant number, since it is smaller than the sum of its proper divisors (36990006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28627914 is a wasteful number, since it uses less digits than its factorization.
28627914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1914.
The product of its digits is 48384, while the sum is 39.
The square root of 28627914 is about 5350.5059573838. The cubic root of 28627914 is about 305.9120384535.
The spelling of 28627914 in words is "twenty-eight million, six hundred twenty-seven thousand, nine hundred fourteen".
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