Base | Representation |
---|---|
bin | 1100110011100101101100… |
… | …01010010111001000010011 |
3 | 10200201011002212122002211120 |
4 | 12121302312022113020103 |
5 | 12142341421102341232 |
6 | 135520531000013323 |
7 | 5634361256324166 |
oct | 631626612271023 |
9 | 120634085562746 |
10 | 28160861762067 |
11 | 8a77a55348a91 |
12 | 31a991b761243 |
13 | 1293733840698 |
14 | 6d4dc8a55add |
15 | 33c7de26092c |
hex | 199cb6297213 |
28160861762067 has 16 divisors (see below), whose sum is σ = 37716760773120. Its totient is φ = 18689562999072.
The previous prime is 28160861762053. The next prime is 28160861762071. The reversal of 28160861762067 is 76026716806182.
It is not a de Polignac number, because 28160861762067 - 26 = 28160861762003 is a prime.
It is a super-2 number, since 2×281608617620672 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 28160861762067.
It is not an unprimeable number, because it can be changed into a prime (28160861762017) 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, 15080088 + ... + 16844309.
It is an arithmetic number, because the mean of its divisors is an integer number (2357297548320).
Almost surely, 228160861762067 is an apocalyptic number.
28160861762067 is a deficient number, since it is larger than the sum of its proper divisors (9555899011053).
28160861762067 is a wasteful number, since it uses less digits than its factorization.
28160861762067 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31925722.
The product of its (nonzero) digits is 16257024, while the sum is 60.
The spelling of 28160861762067 in words is "twenty-eight trillion, one hundred sixty billion, eight hundred sixty-one million, seven hundred sixty-two thousand, sixty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •