Base | Representation |
---|---|
bin | 11010001101110… |
… | …00011111010110 |
3 | 120022210111010202 |
4 | 31012320133112 |
5 | 422244024204 |
6 | 33453220502 |
7 | 5310121232 |
oct | 1506703726 |
9 | 508714122 |
10 | 219908054 |
11 | 1031501a3 |
12 | 61791732 |
13 | 36737912 |
14 | 212c55c2 |
15 | 1448ce1e |
hex | d1b87d6 |
219908054 has 8 divisors (see below), whose sum is σ = 329930400. Its totient is φ = 109931256.
The previous prime is 219908011. The next prime is 219908081. The reversal of 219908054 is 450809912.
219908054 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 219907999 and 219908017.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5987 + ... + 21809.
It is an arithmetic number, because the mean of its divisors is an integer number (41241300).
Almost surely, 2219908054 is an apocalyptic number.
219908054 is a deficient number, since it is larger than the sum of its proper divisors (110022346).
219908054 is a wasteful number, since it uses less digits than its factorization.
219908054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22774.
The product of its (nonzero) digits is 25920, while the sum is 38.
The square root of 219908054 is about 14829.2971512476. The cubic root of 219908054 is about 603.5969618700.
The spelling of 219908054 in words is "two hundred nineteen million, nine hundred eight thousand, fifty-four".
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