Base | Representation |
---|---|
bin | 110110100010… |
… | …1101101101010 |
3 | 1222210212211210 |
4 | 1231011231222 |
5 | 24310101343 |
6 | 2500533550 |
7 | 465033315 |
oct | 155055552 |
9 | 58725753 |
10 | 28597098 |
11 | 15162472 |
12 | 96b12b6 |
13 | 5c0357a |
14 | 3b2597c |
15 | 279d333 |
hex | 1b45b6a |
28597098 has 16 divisors (see below), whose sum is σ = 57646080. Its totient is φ = 9457056.
The previous prime is 28597087. The next prime is 28597099. The reversal of 28597098 is 89079582.
It is a happy number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (28597099) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18003 + ... + 19526.
It is an arithmetic number, because the mean of its divisors is an integer number (3602880).
Almost surely, 228597098 is an apocalyptic number.
28597098 is an abundant number, since it is smaller than the sum of its proper divisors (29048982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28597098 is a wasteful number, since it uses less digits than its factorization.
28597098 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37661.
The product of its (nonzero) digits is 362880, while the sum is 48.
The square root of 28597098 is about 5347.6254543489. The cubic root of 28597098 is about 305.8022345525.
The spelling of 28597098 in words is "twenty-eight million, five hundred ninety-seven thousand, ninety-eight".
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