Base | Representation |
---|---|
bin | 11100010110100100… |
… | …011100100100101010 |
3 | 2220120122200011210210 |
4 | 130112210130210222 |
5 | 444322004032132 |
6 | 21552512121550 |
7 | 2125262556213 |
oct | 342644344452 |
9 | 86518604723 |
10 | 30443424042 |
11 | 11a02579089 |
12 | 5a975362b6 |
13 | 2b421cb8a5 |
14 | 168b2b440a |
15 | bd2a18bcc |
hex | 71691c92a |
30443424042 has 64 divisors (see below), whose sum is σ = 62966937600. Its totient is φ = 9808032000.
The previous prime is 30443424023. The next prime is 30443424043. The reversal of 30443424042 is 24042434403.
It is not an unprimeable number, because it can be changed into a prime (30443424043) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7017298 + ... + 7021634.
It is an arithmetic number, because the mean of its divisors is an integer number (983858400).
Almost surely, 230443424042 is an apocalyptic number.
30443424042 is an abundant number, since it is smaller than the sum of its proper divisors (32523513558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30443424042 is a wasteful number, since it uses less digits than its factorization.
30443424042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4731.
The product of its (nonzero) digits is 36864, while the sum is 30.
Adding to 30443424042 its reverse (24042434403), we get a palindrome (54485858445).
The spelling of 30443424042 in words is "thirty billion, four hundred forty-three million, four hundred twenty-four thousand, forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •