Base | Representation |
---|---|
bin | 1111011111110… |
… | …10110100100101 |
3 | 100001121210111210 |
4 | 13233322310211 |
5 | 231240032323 |
6 | 20522222033 |
7 | 3136000125 |
oct | 757726445 |
9 | 301553453 |
10 | 130002213 |
11 | 67423650 |
12 | 37654919 |
13 | 20c197b3 |
14 | 133a0c85 |
15 | b62e293 |
hex | 7bfad25 |
130002213 has 32 divisors (see below), whose sum is σ = 202366080. Its totient is φ = 73359360.
The previous prime is 130002203. The next prime is 130002221. The reversal of 130002213 is 312200031.
It is a happy number.
It is not a de Polignac number, because 130002213 - 26 = 130002149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130002203) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53223 + ... + 55611.
It is an arithmetic number, because the mean of its divisors is an integer number (6323940).
Almost surely, 2130002213 is an apocalyptic number.
It is an amenable number.
130002213 is a deficient number, since it is larger than the sum of its proper divisors (72363867).
130002213 is a wasteful number, since it uses less digits than its factorization.
130002213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2517.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 130002213 is about 11401.8512970482. The cubic root of 130002213 is about 506.5825764089.
Adding to 130002213 its reverse (312200031), we get a palindrome (442202244).
The spelling of 130002213 in words is "one hundred thirty million, two thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •