Base | Representation |
---|---|
bin | 110000011101001100001101… |
… | …111000001110001000110101 |
3 | 1000221120022212200122101220222 |
4 | 300131030031320032020311 |
5 | 210413112304031231010 |
6 | 2033130222225104125 |
7 | 62613564233605052 |
oct | 6035141570161065 |
9 | 1027508780571828 |
10 | 213112215102005 |
11 | 619a442366806a |
12 | 1ba9a6a9788045 |
13 | 91bb51b33272b |
14 | 3a8a9870bc029 |
15 | 1998810020355 |
hex | c1d30de0e235 |
213112215102005 has 32 divisors (see below), whose sum is σ = 258093862354944. Its totient is φ = 168924026670336.
The previous prime is 213112215101999. The next prime is 213112215102023. The reversal of 213112215102005 is 500201512211312.
It is a cyclic number.
It is not a de Polignac number, because 213112215102005 - 26 = 213112215101941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 584418764 + ... + 584783306.
It is an arithmetic number, because the mean of its divisors is an integer number (8065433198592).
Almost surely, 2213112215102005 is an apocalyptic number.
It is an amenable number.
213112215102005 is a deficient number, since it is larger than the sum of its proper divisors (44981647252939).
213112215102005 is a wasteful number, since it uses less digits than its factorization.
213112215102005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366965.
The product of its (nonzero) digits is 1200, while the sum is 26.
Adding to 213112215102005 its reverse (500201512211312), we get a palindrome (713313727313317).
The spelling of 213112215102005 in words is "two hundred thirteen trillion, one hundred twelve billion, two hundred fifteen million, one hundred two thousand, five".
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