Base | Representation |
---|---|
bin | 1001101011110011011001… |
… | …11101001111110111100111 |
3 | 2210101220102002011110200111 |
4 | 10311321230331033313213 |
5 | 10242404233104124204 |
6 | 113143212444153451 |
7 | 4325414365650256 |
oct | 465715475176747 |
9 | 83356362143614 |
10 | 21296275848679 |
11 | 6870777584217 |
12 | 247b43b838887 |
13 | bb62cb97c730 |
14 | 538a60d7a79d |
15 | 26de71d73d04 |
hex | 135e6cf4fde7 |
21296275848679 has 8 divisors (see below), whose sum is σ = 22938056481872. Its totient is φ = 19655010296640.
The previous prime is 21296275848607. The next prime is 21296275848697. The reversal of 21296275848679 is 97684857269212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 21296275848679 - 29 = 21296275848167 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21296275848179) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128684409 + ... + 128849794.
It is an arithmetic number, because the mean of its divisors is an integer number (2867257060234).
Almost surely, 221296275848679 is an apocalyptic number.
21296275848679 is a deficient number, since it is larger than the sum of its proper divisors (1641780633193).
21296275848679 is a wasteful number, since it uses less digits than its factorization.
21296275848679 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257540577.
The product of its digits is 1463132160, while the sum is 76.
The spelling of 21296275848679 in words is "twenty-one trillion, two hundred ninety-six billion, two hundred seventy-five million, eight hundred forty-eight thousand, six hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •