Base | Representation |
---|---|
bin | 110000011101001100001101… |
… | …000111000010111111110000 |
3 | 1000221120022211210101111012220 |
4 | 300131030031013002333300 |
5 | 210413112242231230222 |
6 | 2033130221044521040 |
7 | 62613564016205625 |
oct | 6035141507027760 |
9 | 1027508753344186 |
10 | 213112202211312 |
11 | 619a44173630a8 |
12 | 1ba9a6a53b0180 |
13 | 91bb51876b1c1 |
14 | 3a8a9854c434c |
15 | 199880dd25b5c |
hex | c1d30d1c2ff0 |
213112202211312 has 40 divisors (see below), whose sum is σ = 550540388959056. Its totient is φ = 71037331931136.
The previous prime is 213112202211257. The next prime is 213112202211319.
213112202211312 is nontrivially palindromic in base 10.
It is a super-2 number, since 2×2131122022113122 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213112202211319) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81359878 + ... + 83938394.
Almost surely, 2213112202211312 is an apocalyptic number.
It is an amenable number.
213112202211312 is an abundant number, since it is smaller than the sum of its proper divisors (337428186747744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213112202211312 is a wasteful number, since it uses less digits than its factorization.
213112202211312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4300385 (or 4300379 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
It can be divided in two parts, 21311220 and 2211312, that added together give a palindrome (23522532).
The spelling of 213112202211312 in words is "two hundred thirteen trillion, one hundred twelve billion, two hundred two million, two hundred eleven thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •