Base | Representation |
---|---|
bin | 11000001110111011… |
… | …11110101001111101 |
3 | 1020120200222200220012 |
4 | 30013131332221331 |
5 | 203121102414323 |
6 | 5550553433005 |
7 | 640255612532 |
oct | 140735765175 |
9 | 36520880805 |
10 | 13010201213 |
11 | 5576a12809 |
12 | 263110b765 |
13 | 12c4534019 |
14 | 8b5c62d89 |
15 | 5122b9678 |
hex | 30777ea7d |
13010201213 has 4 divisors (see below), whose sum is σ = 13010530908. Its totient is φ = 13009871520.
The previous prime is 13010201143. The next prime is 13010201219. The reversal of 13010201213 is 31210201031.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 3476045764 + 9534155449 = 58958^2 + 97643^2 .
It is a cyclic number.
It is not a de Polignac number, because 13010201213 - 212 = 13010197117 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 (13010201219) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96098 + ... + 187763.
It is an arithmetic number, because the mean of its divisors is an integer number (3252632727).
Almost surely, 213010201213 is an apocalyptic number.
It is an amenable number.
13010201213 is a deficient number, since it is larger than the sum of its proper divisors (329695).
13010201213 is an equidigital number, since it uses as much as digits as its factorization.
13010201213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 329694.
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 13010201213 its reverse (31210201031), we get a palindrome (44220402244).
The spelling of 13010201213 in words is "thirteen billion, ten million, two hundred one thousand, two hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •