Base | Representation |
---|---|
bin | 111010000010… |
… | …0110111011011 |
3 | 2010020221020111 |
4 | 1310010313123 |
5 | 30242204020 |
6 | 3004105151 |
7 | 516432136 |
oct | 164046733 |
9 | 63227214 |
10 | 30428635 |
11 | 161a3536 |
12 | a2351b7 |
13 | 63c5113 |
14 | 408121d |
15 | 2a10d5a |
hex | 1d04ddb |
30428635 has 8 divisors (see below), whose sum is σ = 36672480. Its totient is φ = 24237504.
The previous prime is 30428621. The next prime is 30428687. The reversal of 30428635 is 53682403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30428635 - 25 = 30428603 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30428597 and 30428606.
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, 11895 + ... + 14224.
It is an arithmetic number, because the mean of its divisors is an integer number (4584060).
Almost surely, 230428635 is an apocalyptic number.
30428635 is a deficient number, since it is larger than the sum of its proper divisors (6243845).
30428635 is a wasteful number, since it uses less digits than its factorization.
30428635 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26357.
The product of its (nonzero) digits is 17280, while the sum is 31.
The square root of 30428635 is about 5516.2156411801. The cubic root of 30428635 is about 312.1961120492.
The spelling of 30428635 in words is "thirty million, four hundred twenty-eight thousand, six hundred thirty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.031 sec. • engine limits •