Base | Representation |
---|---|
bin | 110110010101… |
… | …1101110110010 |
3 | 1222121110212011 |
4 | 1230223232302 |
5 | 24243200144 |
6 | 2454353134 |
7 | 464111122 |
oct | 154535662 |
9 | 58543764 |
10 | 28490674 |
11 | 1509a513 |
12 | 965b7aa |
13 | 5b96cb4 |
14 | 3ad8c82 |
15 | 277ba34 |
hex | 1b2bbb2 |
28490674 has 16 divisors (see below), whose sum is σ = 46711296. Its totient is φ = 12974400.
The previous prime is 28490669. The next prime is 28490677. The reversal of 28490674 is 47609482.
It is not an unprimeable number, because it can be changed into a prime (28490677) 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, 12462 + ... + 14569.
It is an arithmetic number, because the mean of its divisors is an integer number (2919456).
Almost surely, 228490674 is an apocalyptic number.
28490674 is a deficient number, since it is larger than the sum of its proper divisors (18220622).
28490674 is a wasteful number, since it uses less digits than its factorization.
28490674 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27081.
The product of its (nonzero) digits is 96768, while the sum is 40.
The square root of 28490674 is about 5337.6655946209. The cubic root of 28490674 is about 305.4224156825.
The spelling of 28490674 in words is "twenty-eight million, four hundred ninety thousand, six hundred seventy-four".
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