Base | Representation |
---|---|
bin | 1001011110010000100101… |
… | …10101000000110000000011 |
3 | 2201202102012202002100111101 |
4 | 10233020102311000300003 |
5 | 10212243144230202240 |
6 | 112145330420355231 |
7 | 4246661205220126 |
oct | 457102265006003 |
9 | 81672182070441 |
10 | 20830907272195 |
11 | 670137a104899 |
12 | 2405204845b17 |
13 | b81466596c47 |
14 | 52031531c3bd |
15 | 261cd676839a |
hex | 12f212d40c03 |
20830907272195 has 4 divisors (see below), whose sum is σ = 24997088726640. Its totient is φ = 16664725817752.
The previous prime is 20830907272181. The next prime is 20830907272207. The reversal of 20830907272195 is 59127270903802.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20830907272195 - 25 = 20830907272163 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2083090727215 + ... + 2083090727224.
It is an arithmetic number, because the mean of its divisors is an integer number (6249272181660).
Almost surely, 220830907272195 is an apocalyptic number.
20830907272195 is a deficient number, since it is larger than the sum of its proper divisors (4166181454445).
20830907272195 is an equidigital number, since it uses as much as digits as its factorization.
20830907272195 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4166181454444.
The product of its (nonzero) digits is 3810240, while the sum is 55.
The spelling of 20830907272195 in words is "twenty trillion, eight hundred thirty billion, nine hundred seven million, two hundred seventy-two thousand, one hundred ninety-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •