Base | Representation |
---|---|
bin | 111001110011… |
… | …0000000100010 |
3 | 2010000111212021 |
4 | 1303212000202 |
5 | 30224132432 |
6 | 3001252054 |
7 | 515364505 |
oct | 163460042 |
9 | 63014767 |
10 | 30302242 |
11 | 16117583 |
12 | a19402a |
13 | 637c729 |
14 | 404b13c |
15 | 29d8697 |
hex | 1ce6022 |
30302242 has 4 divisors (see below), whose sum is σ = 45453366. Its totient is φ = 15151120.
The previous prime is 30302219. The next prime is 30302249. The reversal of 30302242 is 24220303.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 17564481 + 12737761 = 4191^2 + 3569^2 .
It is not an unprimeable number, because it can be changed into a prime (30302249) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7575559 + ... + 7575562.
Almost surely, 230302242 is an apocalyptic number.
30302242 is a deficient number, since it is larger than the sum of its proper divisors (15151124).
30302242 is a wasteful number, since it uses less digits than its factorization.
30302242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15151123.
The product of its (nonzero) digits is 288, while the sum is 16.
The square root of 30302242 is about 5504.7472239877. The cubic root of 30302242 is about 311.7632504319.
Adding to 30302242 its reverse (24220303), we get a palindrome (54522545).
The spelling of 30302242 in words is "thirty million, three hundred two thousand, two hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •