Base | Representation |
---|---|
bin | 11000111100001… |
… | …01110010101000 |
3 | 112120200012112002 |
4 | 30132011302220 |
5 | 412024332012 |
6 | 32432110132 |
7 | 5120203124 |
oct | 1436056250 |
9 | 476605462 |
10 | 209214632 |
11 | a8107060 |
12 | 5a095348 |
13 | 34462553 |
14 | 1db00584 |
15 | 135797c2 |
hex | c785ca8 |
209214632 has 32 divisors (see below), whose sum is σ = 432194400. Its totient is φ = 94152000.
The previous prime is 209214623. The next prime is 209214637. The reversal of 209214632 is 236412902.
209214632 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 209214595 and 209214604.
It is not an unprimeable number, because it can be changed into a prime (209214637) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2882 + ... + 20657.
It is an arithmetic number, because the mean of its divisors is an integer number (13506075).
Almost surely, 2209214632 is an apocalyptic number.
209214632 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
209214632 is an abundant number, since it is smaller than the sum of its proper divisors (222979768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
209214632 is a wasteful number, since it uses less digits than its factorization.
209214632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23657 (or 23653 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 29.
The square root of 209214632 is about 14464.2535929097. The cubic root of 209214632 is about 593.6502908910.
The spelling of 209214632 in words is "two hundred nine million, two hundred fourteen thousand, six hundred thirty-two".
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