Base | Representation |
---|---|
bin | 11001010110100… |
… | …00101110111000 |
3 | 112211011121201102 |
4 | 30223100232320 |
5 | 413420323240 |
6 | 33034110532 |
7 | 5161433225 |
oct | 1453205670 |
9 | 484147642 |
10 | 212667320 |
11 | aa055118 |
12 | 5b27b448 |
13 | 350a0c68 |
14 | 2035c94c |
15 | 13a0c815 |
hex | cad0bb8 |
212667320 has 32 divisors (see below), whose sum is σ = 480924000. Its totient is φ = 84636288.
The previous prime is 212667283. The next prime is 212667341. The reversal of 212667320 is 23766212.
212667320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5399 + ... + 21318.
It is an arithmetic number, because the mean of its divisors is an integer number (15028875).
Almost surely, 2212667320 is an apocalyptic number.
212667320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212667320 is an abundant number, since it is smaller than the sum of its proper divisors (268256680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212667320 is a wasteful number, since it uses less digits than its factorization.
212667320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26927 (or 26923 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 29.
The square root of 212667320 is about 14583.1176365001. The cubic root of 212667320 is about 596.8981773115.
The spelling of 212667320 in words is "two hundred twelve million, six hundred sixty-seven thousand, three hundred twenty".
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