Base | Representation |
---|---|
bin | 11001100011110… |
… | …01000001101000 |
3 | 112221102220200020 |
4 | 30301321001220 |
5 | 414341431344 |
6 | 33135240440 |
7 | 5212262055 |
oct | 1461710150 |
9 | 487386606 |
10 | 214405224 |
11 | 100031900 |
12 | 5b979120 |
13 | 3555bcc7 |
14 | 2069202c |
15 | 13c52719 |
hex | cc79068 |
214405224 has 192 divisors, whose sum is σ = 644656320. Its totient is φ = 59136000.
The previous prime is 214405201. The next prime is 214405229. The reversal of 214405224 is 422504412.
It is a happy number.
It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 214405194 and 214405203.
It is not an unprimeable number, because it can be changed into a prime (214405229) 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, 2122774 + ... + 2122874.
It is an arithmetic number, because the mean of its divisors is an integer number (3357585).
Almost surely, 2214405224 is an apocalyptic number.
214405224 is a gapful number since it is divisible by the number (24) 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 214405224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322328160).
214405224 is an abundant number, since it is smaller than the sum of its proper divisors (430251096).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214405224 is a wasteful number, since it uses less digits than its factorization.
214405224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192 (or 177 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 24.
The square root of 214405224 is about 14642.5825590980. The cubic root of 214405224 is about 598.5197064440.
Adding to 214405224 its reverse (422504412), we get a palindrome (636909636).
The spelling of 214405224 in words is "two hundred fourteen million, four hundred five thousand, two hundred twenty-four".
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