Base | Representation |
---|---|
bin | 111010000001… |
… | …1010100000011 |
3 | 2010020121111221 |
4 | 1310003110003 |
5 | 30242003100 |
6 | 3004015511 |
7 | 516404452 |
oct | 164032403 |
9 | 63217457 |
10 | 30422275 |
11 | 16199784 |
12 | a231597 |
13 | 63c2260 |
14 | 407cb99 |
15 | 2a0e01a |
hex | 1d03503 |
30422275 has 12 divisors (see below), whose sum is σ = 40625872. Its totient is φ = 22465440.
The previous prime is 30422269. The next prime is 30422279. The reversal of 30422275 is 57222403.
It is not a de Polignac number, because 30422275 - 23 = 30422267 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30422279) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46479 + ... + 47128.
Almost surely, 230422275 is an apocalyptic number.
30422275 is a deficient number, since it is larger than the sum of its proper divisors (10203597).
30422275 is a wasteful number, since it uses less digits than its factorization.
30422275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93630 (or 93625 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 25.
The square root of 30422275 is about 5515.6391288771. The cubic root of 30422275 is about 312.1743594509.
Adding to 30422275 its reverse (57222403), we get a palindrome (87644678).
The spelling of 30422275 in words is "thirty million, four hundred twenty-two thousand, two hundred seventy-five".
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