Base | Representation |
---|---|
bin | 111010100100… |
… | …0100101101010 |
3 | 2010210000202020 |
4 | 1311020211222 |
5 | 30330043101 |
6 | 3014045310 |
7 | 521665641 |
oct | 165104552 |
9 | 63700666 |
10 | 30706026 |
11 | 1637298a |
12 | a349836 |
13 | 6491460 |
14 | 4114358 |
15 | 2a68136 |
hex | 1d4896a |
30706026 has 16 divisors (see below), whose sum is σ = 66136224. Its totient is φ = 9447984.
The previous prime is 30705977. The next prime is 30706037. The reversal of 30706026 is 62060703.
It is a junction number, because it is equal to n+sod(n) for n = 30705987 and 30706005.
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, 196756 + ... + 196911.
It is an arithmetic number, because the mean of its divisors is an integer number (4133514).
Almost surely, 230706026 is an apocalyptic number.
30706026 is an abundant number, since it is smaller than the sum of its proper divisors (35430198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30706026 is a wasteful number, since it uses less digits than its factorization.
30706026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 393685.
The product of its (nonzero) digits is 1512, while the sum is 24.
The square root of 30706026 is about 5541.3018326022. The cubic root of 30706026 is about 313.1419159311.
Adding to 30706026 its reverse (62060703), we get a palindrome (92766729).
The spelling of 30706026 in words is "thirty million, seven hundred six thousand, twenty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •