Base | Representation |
---|---|
bin | 1100011011100000101… |
… | …0000001001001110101 |
3 | 202102012011212222000110 |
4 | 3012320022001021311 |
5 | 11444314004001123 |
6 | 242033400133233 |
7 | 21266536550415 |
oct | 3067012011165 |
9 | 672164788013 |
10 | 213543031413 |
11 | 82621524148 |
12 | 35477167219 |
13 | 171a206152a |
14 | a49aa04645 |
15 | 584c3de493 |
hex | 31b8281275 |
213543031413 has 32 divisors (see below), whose sum is σ = 310293711360. Its totient is φ = 130122869760.
The previous prime is 213543031349. The next prime is 213543031417. The reversal of 213543031413 is 314130345312.
It is a happy number.
It is not a de Polignac number, because 213543031413 - 26 = 213543031349 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213543031417) 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, 188670 + ... + 680207.
It is an arithmetic number, because the mean of its divisors is an integer number (9696678480).
Almost surely, 2213543031413 is an apocalyptic number.
It is an amenable number.
213543031413 is a deficient number, since it is larger than the sum of its proper divisors (96750679947).
213543031413 is a wasteful number, since it uses less digits than its factorization.
213543031413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 869037.
The product of its (nonzero) digits is 12960, while the sum is 30.
Adding to 213543031413 its reverse (314130345312), we get a palindrome (527673376725).
The spelling of 213543031413 in words is "two hundred thirteen billion, five hundred forty-three million, thirty-one thousand, four hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •