Base | Representation |
---|---|
bin | 1100011111101011010… |
… | …0001010000011011100 |
3 | 202112002010020122212122 |
4 | 3013322310022003130 |
5 | 12004111302433142 |
6 | 242340350122112 |
7 | 21336336401060 |
oct | 3077264120334 |
9 | 675063218778 |
10 | 214661374172 |
11 | 83045827663 |
12 | 357297b0338 |
13 | 1731c9651cb |
14 | a565359aa0 |
15 | 58b569a1d2 |
hex | 31fad0a0dc |
214661374172 has 12 divisors (see below), whose sum is σ = 429322748400. Its totient is φ = 91997731776.
The previous prime is 214661374117. The next prime is 214661374177. The reversal of 214661374172 is 271473166412.
214661374172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
214661374172 is an admirable number.
It is a super-2 number, since 2×2146613741722 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214661374177) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 3833238797 + ... + 3833238852.
It is an arithmetic number, because the mean of its divisors is an integer number (35776895700).
Almost surely, 2214661374172 is an apocalyptic number.
It is an amenable number.
214661374172 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214661374172 is a wasteful number, since it uses less digits than its factorization.
214661374172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7666477660 (or 7666477658 counting only the distinct ones).
The product of its digits is 338688, while the sum is 44.
The spelling of 214661374172 in words is "two hundred fourteen billion, six hundred sixty-one million, three hundred seventy-four thousand, one hundred seventy-two".
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