Base | Representation |
---|---|
bin | 111001111111… |
… | …0011010111011 |
3 | 2010012121000201 |
4 | 1303332122323 |
5 | 30240332420 |
6 | 3003343031 |
7 | 516262153 |
oct | 163763273 |
9 | 63177021 |
10 | 30402235 |
11 | 16185716 |
12 | a221a77 |
13 | 63b60b6 |
14 | 4075763 |
15 | 2a0810a |
hex | 1cfe6bb |
30402235 has 8 divisors (see below), whose sum is σ = 36516816. Its totient is φ = 24299040.
The previous prime is 30402209. The next prime is 30402257. The reversal of 30402235 is 53220403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30402235 - 27 = 30402107 is a prime.
It is a Duffinian 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, 5005 + ... + 9265.
It is an arithmetic number, because the mean of its divisors is an integer number (4564602).
Almost surely, 230402235 is an apocalyptic number.
30402235 is a deficient number, since it is larger than the sum of its proper divisors (6114581).
30402235 is a wasteful number, since it uses less digits than its factorization.
30402235 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5693.
The product of its (nonzero) digits is 720, while the sum is 19.
The square root of 30402235 is about 5513.8221770384. The cubic root of 30402235 is about 312.1057984121.
Adding to 30402235 its reverse (53220403), we get a palindrome (83622638).
The spelling of 30402235 in words is "thirty million, four hundred two thousand, two hundred thirty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.019 sec. • engine limits •