Base | Representation |
---|---|
bin | 1100011011001000101… |
… | …0010011101101001110 |
3 | 202101221011121121011210 |
4 | 3012302022103231032 |
5 | 11444112231202420 |
6 | 242015404155250 |
7 | 21264205561110 |
oct | 3066212235516 |
9 | 671834547153 |
10 | 213442444110 |
11 | 8257a771445 |
12 | 35449538b26 |
13 | 1718727360c |
14 | a48b4dd3b0 |
15 | 58436709e0 |
hex | 31b2293b4e |
213442444110 has 256 divisors, whose sum is σ = 608921026560. Its totient is φ = 46872483840.
The previous prime is 213442444109. The next prime is 213442444177. The reversal of 213442444110 is 11444244312.
It is a happy number.
213442444110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 308888865 + ... + 308889555.
It is an arithmetic number, because the mean of its divisors is an integer number (2378597760).
Almost surely, 2213442444110 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 213442444110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304460513280).
213442444110 is an abundant number, since it is smaller than the sum of its proper divisors (395478582450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213442444110 is a wasteful number, since it uses less digits than its factorization.
213442444110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1263.
The product of its (nonzero) digits is 12288, while the sum is 30.
Adding to 213442444110 its reverse (11444244312), we get a palindrome (224886688422).
The spelling of 213442444110 in words is "two hundred thirteen billion, four hundred forty-two million, four hundred forty-four thousand, one hundred ten".
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