Base | Representation |
---|---|
bin | 110101011011… |
… | …0100001011110 |
3 | 1221201002022021 |
4 | 1222312201132 |
5 | 24132314330 |
6 | 2440210354 |
7 | 460041346 |
oct | 152664136 |
9 | 57632267 |
10 | 28010590 |
11 | 148a1853 |
12 | 94699ba |
13 | 5a5961a |
14 | 3a11d26 |
15 | 26d467a |
hex | 1ab685e |
28010590 has 32 divisors (see below), whose sum is σ = 52389504. Its totient is φ = 10775040.
The previous prime is 28010581. The next prime is 28010597. The reversal of 28010590 is 9501082.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28010597) 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, 28182 + ... + 29158.
It is an arithmetic number, because the mean of its divisors is an integer number (1637172).
Almost surely, 228010590 is an apocalyptic number.
28010590 is a deficient number, since it is larger than the sum of its proper divisors (24378914).
28010590 is a wasteful number, since it uses less digits than its factorization.
28010590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1092.
The product of its (nonzero) digits is 720, while the sum is 25.
The square root of 28010590 is about 5292.5031884733. The cubic root of 28010590 is about 303.6971750732.
The spelling of 28010590 in words is "twenty-eight million, ten thousand, five hundred ninety".
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