Base | Representation |
---|---|
bin | 1000000101110111… |
… | …1101110001011100 |
3 | 12121101012221001222 |
4 | 2001131331301130 |
5 | 13422030203220 |
6 | 555311552512 |
7 | 104553452612 |
oct | 20135756134 |
9 | 5541187058 |
10 | 2172116060 |
11 | a15114a44 |
12 | 50752b738 |
13 | 28801a89a |
14 | 16869d6b2 |
15 | caa5ee25 |
hex | 8177dc5c |
2172116060 has 96 divisors (see below), whose sum is σ = 4853022720. Its totient is φ = 815443200.
The previous prime is 2172116057. The next prime is 2172116069. The reversal of 2172116060 is 606112712.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2172116069) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 2987417 + ... + 2988143.
It is an arithmetic number, because the mean of its divisors is an integer number (50552320).
Almost surely, 22172116060 is an apocalyptic number.
2172116060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2172116060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2426511360).
2172116060 is an abundant number, since it is smaller than the sum of its proper divisors (2680906660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2172116060 is a wasteful number, since it uses less digits than its factorization.
2172116060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 907 (or 905 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 2172116060 is about 46605.9659271214. The cubic root of 2172116060 is about 1295.0732774087.
Adding to 2172116060 its reverse (606112712), we get a palindrome (2778228772).
The spelling of 2172116060 in words is "two billion, one hundred seventy-two million, one hundred sixteen thousand, sixty".
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