Base | Representation |
---|---|
bin | 111001101010… |
… | …0111011011101 |
3 | 2002212221220021 |
4 | 1303110323131 |
5 | 30214413120 |
6 | 2555552141 |
7 | 514653526 |
oct | 163247335 |
9 | 62787807 |
10 | 30232285 |
11 | 16079a66 |
12 | a15b651 |
13 | 6356935 |
14 | 402d84d |
15 | 29c2aaa |
hex | 1cd4edd |
30232285 has 8 divisors (see below), whose sum is σ = 37449216. Its totient is φ = 23405520.
The previous prime is 30232259. The next prime is 30232303. The reversal of 30232285 is 58223203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30232285 - 211 = 30230237 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, 97369 + ... + 97678.
It is an arithmetic number, because the mean of its divisors is an integer number (4681152).
Almost surely, 230232285 is an apocalyptic number.
It is an amenable number.
30232285 is a deficient number, since it is larger than the sum of its proper divisors (7216931).
30232285 is a wasteful number, since it uses less digits than its factorization.
30232285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 195083.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 30232285 is about 5498.3893096070. The cubic root of 30232285 is about 311.5231490877.
Adding to 30232285 its reverse (58223203), we get a palindrome (88455488).
The spelling of 30232285 in words is "thirty million, two hundred thirty-two thousand, two hundred eighty-five".
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