Base | Representation |
---|---|
bin | 10011110110011010… |
… | …111100010011001110 |
3 | 2001000102021211200010 |
4 | 103312122330103032 |
5 | 322122404031204 |
6 | 13442551414050 |
7 | 1353120043053 |
oct | 236632742316 |
9 | 61012254603 |
10 | 21314127054 |
11 | 90482a6140 |
12 | 416a084326 |
13 | 2018a1aacc |
14 | 1062a4302a |
15 | 84b2ebd89 |
hex | 4f66bc4ce |
21314127054 has 16 divisors (see below), whose sum is σ = 46503550080. Its totient is φ = 6458826360.
The previous prime is 21314127053. The next prime is 21314127067. The reversal of 21314127054 is 45072141312.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21314127053) 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, 161470594 + ... + 161470725.
It is an arithmetic number, because the mean of its divisors is an integer number (2906471880).
Almost surely, 221314127054 is an apocalyptic number.
21314127054 is an abundant number, since it is smaller than the sum of its proper divisors (25189423026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21314127054 is a wasteful number, since it uses less digits than its factorization.
21314127054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 322941335.
The product of its (nonzero) digits is 6720, while the sum is 30.
Adding to 21314127054 its reverse (45072141312), we get a palindrome (66386268366).
The spelling of 21314127054 in words is "twenty-one billion, three hundred fourteen million, one hundred twenty-seven thousand, fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •