Base | Representation |
---|---|
bin | 10111111101100… |
… | …11001111110101 |
3 | 112000020110220210 |
4 | 23332303033311 |
5 | 402424342323 |
6 | 31540220033 |
7 | 4660401303 |
oct | 1376631765 |
9 | 460213823 |
10 | 201012213 |
11 | a35144a6 |
12 | 5739a619 |
13 | 3284cc4c |
14 | 1c9a7273 |
15 | 129a9293 |
hex | bfb33f5 |
201012213 has 8 divisors (see below), whose sum is σ = 268278400. Its totient is φ = 133877088.
The previous prime is 201012187. The next prime is 201012221. The reversal of 201012213 is 312210102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 201012213 - 217 = 200881141 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 (201012113) 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, 29128 + ... + 35361.
It is an arithmetic number, because the mean of its divisors is an integer number (33534800).
Almost surely, 2201012213 is an apocalyptic number.
It is an amenable number.
201012213 is a deficient number, since it is larger than the sum of its proper divisors (67266187).
201012213 is a wasteful number, since it uses less digits than its factorization.
201012213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65531.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 201012213 is about 14177.8775915156. The cubic root of 201012213 is about 585.7884641867.
Adding to 201012213 its reverse (312210102), we get a palindrome (513222315).
The spelling of 201012213 in words is "two hundred one million, twelve thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.093 sec. • engine limits •