Base | Representation |
---|---|
bin | 11000100111001111… |
… | …11010110001000110 |
3 | 1021002220201112011010 |
4 | 30103213322301012 |
5 | 204030304231233 |
6 | 10023120423050 |
7 | 645313165011 |
oct | 142347726106 |
9 | 37086645133 |
10 | 13214133318 |
11 | 5671040a41 |
12 | 2689477a86 |
13 | 1327866cc9 |
14 | 8d4d8a378 |
15 | 52514db63 |
hex | 3139fac46 |
13214133318 has 16 divisors (see below), whose sum is σ = 27042878016. Its totient is φ = 4302275880.
The previous prime is 13214133313. The next prime is 13214133323. The reversal of 13214133318 is 81333141231.
It is an interprime number because it is at equal distance from previous prime (13214133313) and next prime (13214133323).
It is a super-2 number, since 2×132141333182 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13214133313) 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, 25608528 + ... + 25609043.
It is an arithmetic number, because the mean of its divisors is an integer number (1690179876).
Almost surely, 213214133318 is an apocalyptic number.
13214133318 is an abundant number, since it is smaller than the sum of its proper divisors (13828744698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13214133318 is a wasteful number, since it uses less digits than its factorization.
13214133318 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51217619.
The product of its digits is 5184, while the sum is 30.
Adding to 13214133318 its reverse (81333141231), we get a palindrome (94547274549).
The spelling of 13214133318 in words is "thirteen billion, two hundred fourteen million, one hundred thirty-three thousand, three hundred eighteen".
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