Base | Representation |
---|---|
bin | 11001011010101… |
… | …01011110000110 |
3 | 112212012020112020 |
4 | 30231111132012 |
5 | 414040223024 |
6 | 33053504010 |
7 | 5166156312 |
oct | 1455253606 |
9 | 485166466 |
10 | 213211014 |
11 | aa396655 |
12 | 5b4a2006 |
13 | 35231583 |
14 | 20460b42 |
15 | 13ab8979 |
hex | cb55786 |
213211014 has 32 divisors (see below), whose sum is σ = 435456000. Its totient is φ = 69574944.
The previous prime is 213211007. The next prime is 213211021. The reversal of 213211014 is 410112312.
It is an interprime number because it is at equal distance from previous prime (213211007) and next prime (213211021).
It is a junction number, because it is equal to n+sod(n) for n = 213210984 and 213211002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94107 + ... + 96345.
It is an arithmetic number, because the mean of its divisors is an integer number (13608000).
Almost surely, 2213211014 is an apocalyptic number.
213211014 is an abundant number, since it is smaller than the sum of its proper divisors (222244986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213211014 is a wasteful number, since it uses less digits than its factorization.
213211014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2572.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 213211014 is about 14601.7469502796. The cubic root of 213211014 is about 597.4064105323.
Adding to 213211014 its reverse (410112312), we get a palindrome (623323326).
The spelling of 213211014 in words is "two hundred thirteen million, two hundred eleven thousand, fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •