Base | Representation |
---|---|
bin | 11100011110001011… |
… | …111111100001101101 |
3 | 2220220120011110110110 |
4 | 130132023333201231 |
5 | 1000102213400331 |
6 | 22013315330233 |
7 | 2131404115230 |
oct | 343613774155 |
9 | 86816143413 |
10 | 30571231341 |
11 | 11a68732652 |
12 | 5b122b0979 |
13 | 2b6282a301 |
14 | 16a0263417 |
15 | bddd62946 |
hex | 71e2ff86d |
30571231341 has 16 divisors (see below), whose sum is σ = 46592630784. Its totient is φ = 17466313584.
The previous prime is 30571231331. The next prime is 30571231351. The reversal of 30571231341 is 14313217503.
It is an interprime number because it is at equal distance from previous prime (30571231331) and next prime (30571231351).
It is not a de Polignac number, because 30571231341 - 26 = 30571231277 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30571231299 and 30571231308.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30571231331) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6616 + ... + 247358.
It is an arithmetic number, because the mean of its divisors is an integer number (2912039424).
Almost surely, 230571231341 is an apocalyptic number.
It is an amenable number.
30571231341 is a deficient number, since it is larger than the sum of its proper divisors (16021399443).
30571231341 is a wasteful number, since it uses less digits than its factorization.
30571231341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 246800.
The product of its (nonzero) digits is 7560, while the sum is 30.
Adding to 30571231341 its reverse (14313217503), we get a palindrome (44884448844).
The spelling of 30571231341 in words is "thirty billion, five hundred seventy-one million, two hundred thirty-one thousand, three hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •