Base | Representation |
---|---|
bin | 10010111010000010… |
… | …010010001011110010 |
3 | 1221101210222011221211 |
4 | 102322002102023302 |
5 | 313034030431010 |
6 | 13154241310334 |
7 | 1316035623523 |
oct | 227202221362 |
9 | 57353864854 |
10 | 20301030130 |
11 | 8678447457 |
12 | 3b269353aa |
13 | 1bb6b76584 |
14 | da828684a |
15 | 7dc3d008a |
hex | 4ba0922f2 |
20301030130 has 32 divisors (see below), whose sum is σ = 39504720960. Its totient is φ = 7485099840.
The previous prime is 20301030107. The next prime is 20301030161. The reversal of 20301030130 is 3103010302.
It is a self number, because there is not a number n which added to its sum of digits gives 20301030130.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1436856 + ... + 1450915.
It is an arithmetic number, because the mean of its divisors is an integer number (1234522530).
Almost surely, 220301030130 is an apocalyptic number.
20301030130 is a deficient number, since it is larger than the sum of its proper divisors (19203690830).
20301030130 is a wasteful number, since it uses less digits than its factorization.
20301030130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2887834.
The product of its (nonzero) digits is 54, while the sum is 13.
Adding to 20301030130 its reverse (3103010302), we get a palindrome (23404040432).
The spelling of 20301030130 in words is "twenty billion, three hundred one million, thirty thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •