Base | Representation |
---|---|
bin | 111001110010… |
… | …1110011111110 |
3 | 2010000110202111 |
4 | 1303211303332 |
5 | 30224121223 |
6 | 3001244234 |
7 | 515362246 |
oct | 163456376 |
9 | 63013674 |
10 | 30301438 |
11 | 16116a12 |
12 | a19367a |
13 | 637c25b |
14 | 404ab26 |
15 | 29d830d |
hex | 1ce5cfe |
30301438 has 8 divisors (see below), whose sum is σ = 45810432. Its totient is φ = 15031296.
The previous prime is 30301423. The next prime is 30301457. The reversal of 30301438 is 83410303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59395 + ... + 59902.
It is an arithmetic number, because the mean of its divisors is an integer number (5726304).
Almost surely, 230301438 is an apocalyptic number.
30301438 is a deficient number, since it is larger than the sum of its proper divisors (15508994).
30301438 is a wasteful number, since it uses less digits than its factorization.
30301438 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119426.
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 30301438 is about 5504.6741956268. The cubic root of 30301438 is about 311.7604931016.
The spelling of 30301438 in words is "thirty million, three hundred one thousand, four hundred thirty-eight".
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