Base | Representation |
---|---|
bin | 111010110010… |
… | …1110101001110 |
3 | 2011000010001112 |
4 | 1311211311032 |
5 | 30342411211 |
6 | 3020412022 |
7 | 523005104 |
oct | 165456516 |
9 | 64003045 |
10 | 30825806 |
11 | 16444980 |
12 | a3a7012 |
13 | 6503b2b |
14 | 4145c74 |
15 | 2a8d88b |
hex | 1d65d4e |
30825806 has 16 divisors (see below), whose sum is σ = 50945328. Its totient is φ = 13872000.
The previous prime is 30825793. The next prime is 30825833. The reversal of 30825806 is 60852803.
It is a congruent 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, 4715 + ... + 9158.
It is an arithmetic number, because the mean of its divisors is an integer number (3184083).
Almost surely, 230825806 is an apocalyptic number.
30825806 is a deficient number, since it is larger than the sum of its proper divisors (20119522).
30825806 is a wasteful number, since it uses less digits than its factorization.
30825806 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13987.
The product of its (nonzero) digits is 11520, while the sum is 32.
The square root of 30825806 is about 5552.0992426289. The cubic root of 30825806 is about 313.5485622002.
It can be divided in two parts, 3082 and 5806, that added together give a palindrome (8888).
The spelling of 30825806 in words is "thirty million, eight hundred twenty-five thousand, eight hundred six".
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