Base | Representation |
---|---|
bin | 111001110111… |
… | …0100110011110 |
3 | 2010002022010211 |
4 | 1303232212132 |
5 | 30231244223 |
6 | 3002123034 |
7 | 515602225 |
oct | 163564636 |
9 | 63068124 |
10 | 30337438 |
11 | 16140a6a |
12 | a1b047a |
13 | 6392761 |
14 | 4059cbc |
15 | 29e3d0d |
hex | 1cee99e |
30337438 has 8 divisors (see below), whose sum is σ = 45534888. Its totient is φ = 15159144.
The previous prime is 30337427. The next prime is 30337441. The reversal of 30337438 is 83473303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220 + ... + 7792.
It is an arithmetic number, because the mean of its divisors is an integer number (5691861).
Almost surely, 230337438 is an apocalyptic number.
30337438 is a deficient number, since it is larger than the sum of its proper divisors (15197450).
30337438 is a wasteful number, since it uses less digits than its factorization.
30337438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9578.
The product of its (nonzero) digits is 18144, while the sum is 31.
The square root of 30337438 is about 5507.9431732726. The cubic root of 30337438 is about 311.8839078825.
The spelling of 30337438 in words is "thirty million, three hundred thirty-seven thousand, four hundred thirty-eight".
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