Base | Representation |
---|---|
bin | 111001101100… |
… | …0100011011111 |
3 | 2002220201021021 |
4 | 1303120203133 |
5 | 30220402020 |
6 | 3000145011 |
7 | 515045032 |
oct | 163304337 |
9 | 62821237 |
10 | 30247135 |
11 | 1608a136 |
12 | a168167 |
13 | 6360619 |
14 | 4035019 |
15 | 29c71aa |
hex | 1cd88df |
30247135 has 8 divisors (see below), whose sum is σ = 37182096. Its totient is φ = 23607360.
The previous prime is 30247127. The next prime is 30247141. The reversal of 30247135 is 53174203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30247135 - 23 = 30247127 is a prime.
It is a Duffinian number.
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, 73569 + ... + 73978.
It is an arithmetic number, because the mean of its divisors is an integer number (4647762).
Almost surely, 230247135 is an apocalyptic number.
30247135 is a deficient number, since it is larger than the sum of its proper divisors (6934961).
30247135 is a wasteful number, since it uses less digits than its factorization.
30247135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 147593.
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 30247135 is about 5499.7395392873. The cubic root of 30247135 is about 311.5741471243.
The spelling of 30247135 in words is "thirty million, two hundred forty-seven thousand, one hundred thirty-five".
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