Base | Representation |
---|---|
bin | 111001110101… |
… | …0011011100001 |
3 | 2010001102201001 |
4 | 1303222123201 |
5 | 30230222403 |
6 | 3001512001 |
7 | 515501350 |
oct | 163523341 |
9 | 63042631 |
10 | 30320353 |
11 | 1612a148 |
12 | a1a2601 |
13 | 6387a4b |
14 | 4053997 |
15 | 29ddc1d |
hex | 1cea6e1 |
30320353 has 16 divisors (see below), whose sum is σ = 35852544. Its totient is φ = 25099200.
The previous prime is 30320317. The next prime is 30320359. The reversal of 30320353 is 35302303.
It is not a de Polignac number, because 30320353 - 217 = 30189281 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30320353.
It is not an unprimeable number, because it can be changed into a prime (30320359) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42903 + ... + 43603.
It is an arithmetic number, because the mean of its divisors is an integer number (2240784).
Almost surely, 230320353 is an apocalyptic number.
It is an amenable number.
30320353 is a deficient number, since it is larger than the sum of its proper divisors (5532191).
30320353 is a wasteful number, since it uses less digits than its factorization.
30320353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 912.
The product of its (nonzero) digits is 810, while the sum is 19.
The square root of 30320353 is about 5506.3920129246. The cubic root of 30320353 is about 311.8253494641.
Adding to 30320353 its reverse (35302303), we get a palindrome (65622656).
The spelling of 30320353 in words is "thirty million, three hundred twenty thousand, three hundred fifty-three".
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