Base | Representation |
---|---|
bin | 1000000101101001… |
… | …1111110101101000 |
3 | 12121022111202002200 |
4 | 2001122133311220 |
5 | 13421312111031 |
6 | 555240300200 |
7 | 104542645416 |
oct | 20132376550 |
9 | 5538452080 |
10 | 2171207016 |
11 | a14653a70 |
12 | 507171660 |
13 | 287a8cba4 |
14 | 1685042b6 |
15 | ca9308e6 |
hex | 8169fd68 |
2171207016 has 192 divisors, whose sum is σ = 6670909440. Its totient is φ = 632016000.
The previous prime is 2171207011. The next prime is 2171207033. The reversal of 2171207016 is 6107021712.
2171207016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (2171207011) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4689201 + ... + 4689663.
It is an arithmetic number, because the mean of its divisors is an integer number (34744320).
Almost surely, 22171207016 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2171207016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3335454720).
2171207016 is an abundant number, since it is smaller than the sum of its proper divisors (4499702424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2171207016 is a wasteful number, since it uses less digits than its factorization.
2171207016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 708 (or 701 counting only the distinct ones).
The product of its (nonzero) digits is 1176, while the sum is 27.
The square root of 2171207016 is about 46596.2124641048. The cubic root of 2171207016 is about 1294.8925868085.
Adding to 2171207016 its reverse (6107021712), we get a palindrome (8278228728).
The spelling of 2171207016 in words is "two billion, one hundred seventy-one million, two hundred seven thousand, sixteen".
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