Base | Representation |
---|---|
bin | 1000010000001010… |
… | …1111111110011110 |
3 | 12201101111120120010 |
4 | 2010002233332132 |
5 | 14014110011220 |
6 | 1003453504050 |
7 | 105616565250 |
oct | 20402577636 |
9 | 5641446503 |
10 | 2215313310 |
11 | a37539751 |
12 | 519aa2026 |
13 | 293c637a2 |
14 | 170305cd0 |
15 | ce7441e0 |
hex | 840aff9e |
2215313310 has 128 divisors (see below), whose sum is σ = 6363961344. Its totient is φ = 482549760.
The previous prime is 2215313293. The next prime is 2215313323. The reversal of 2215313310 is 133135122.
It is a super-3 number, since 3×22153133103 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1627030 + ... + 1628390.
It is an arithmetic number, because the mean of its divisors is an integer number (49718448).
It is a self-describing number.
Almost surely, 22215313310 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2215313310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3181980672).
2215313310 is an abundant number, since it is smaller than the sum of its proper divisors (4148648034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2215313310 is a wasteful number, since it uses less digits than its factorization.
2215313310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1738.
The product of its (nonzero) digits is 540, while the sum is 21.
The square root of 2215313310 is about 47067.1149530115. The cubic root of 2215313310 is about 1303.6021026043.
Adding to 2215313310 its reverse (133135122), we get a palindrome (2348448432).
The spelling of 2215313310 in words is "two billion, two hundred fifteen million, three hundred thirteen thousand, three hundred ten".
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