Base | Representation |
---|---|
bin | 111010000110… |
… | …0100101010101 |
3 | 2010022112121020 |
4 | 1310030211111 |
5 | 30244211440 |
6 | 3004511353 |
7 | 516623244 |
oct | 164144525 |
9 | 63275536 |
10 | 30460245 |
11 | 16215262 |
12 | a24b559 |
13 | 640661a |
14 | 408c95b |
15 | 2a1a3d0 |
hex | 1d0c955 |
30460245 has 8 divisors (see below), whose sum is σ = 48736416. Its totient is φ = 16245456.
The previous prime is 30460229. The next prime is 30460247. The reversal of 30460245 is 54206403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30460245 - 24 = 30460229 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30460247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1015327 + ... + 1015356.
It is an arithmetic number, because the mean of its divisors is an integer number (6092052).
Almost surely, 230460245 is an apocalyptic number.
It is an amenable number.
30460245 is a deficient number, since it is larger than the sum of its proper divisors (18276171).
30460245 is a wasteful number, since it uses less digits than its factorization.
30460245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2030691.
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 30460245 is about 5519.0800863912. The cubic root of 30460245 is about 312.3041802538.
Adding to 30460245 its reverse (54206403), we get a palindrome (84666648).
The spelling of 30460245 in words is "thirty million, four hundred sixty thousand, two hundred forty-five".
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