Base | Representation |
---|---|
bin | 111001011110… |
… | …0100101111110 |
3 | 2002200220011110 |
4 | 1302330211332 |
5 | 30203220411 |
6 | 2553502450 |
7 | 514060110 |
oct | 162744576 |
9 | 62626143 |
10 | 30132606 |
11 | 16011089 |
12 | a111a26 |
13 | 632045a |
14 | 40053b0 |
15 | 29a32a6 |
hex | 1cbc97e |
30132606 has 16 divisors (see below), whose sum is σ = 68874624. Its totient is φ = 8609304.
The previous prime is 30132587. The next prime is 30132607. The reversal of 30132606 is 60623103.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30132607) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358680 + ... + 358763.
It is an arithmetic number, because the mean of its divisors is an integer number (4304664).
Almost surely, 230132606 is an apocalyptic number.
30132606 is an abundant number, since it is smaller than the sum of its proper divisors (38742018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30132606 is a wasteful number, since it uses less digits than its factorization.
30132606 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 717455.
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 30132606 is about 5489.3174439087. The cubic root of 30132606 is about 311.1803973330.
Adding to 30132606 its reverse (60623103), we get a palindrome (90755709).
The spelling of 30132606 in words is "thirty million, one hundred thirty-two thousand, six hundred six".
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