Base | Representation |
---|---|
bin | 111001110111… |
… | …1011011000110 |
3 | 2010002110202120 |
4 | 1303233123012 |
5 | 30231401211 |
6 | 3002150410 |
7 | 515615106 |
oct | 163573306 |
9 | 63073676 |
10 | 30340806 |
11 | 16143551 |
12 | a1b2406 |
13 | 6394152 |
14 | 405b206 |
15 | 29e4d06 |
hex | 1cef6c6 |
30340806 has 16 divisors (see below), whose sum is σ = 60735744. Its totient is φ = 10104584.
The previous prime is 30340789. The next prime is 30340823. The reversal of 30340806 is 60804303.
It is an interprime number because it is at equal distance from previous prime (30340789) and next prime (30340823).
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, 11311 + ... + 13733.
It is an arithmetic number, because the mean of its divisors is an integer number (3795984).
Almost surely, 230340806 is an apocalyptic number.
30340806 is an abundant number, since it is smaller than the sum of its proper divisors (30394938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30340806 is a wasteful number, since it uses less digits than its factorization.
30340806 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4515.
The product of its (nonzero) digits is 1728, while the sum is 24.
The square root of 30340806 is about 5508.2489050514. The cubic root of 30340806 is about 311.8954490255.
The spelling of 30340806 in words is "thirty million, three hundred forty thousand, eight hundred six".
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