Base | Representation |
---|---|
bin | 11010001000111… |
… | …01011101000110 |
3 | 120021121020001100 |
4 | 31010131131012 |
5 | 422113214110 |
6 | 33431440530 |
7 | 5301534654 |
oct | 1504353506 |
9 | 507536040 |
10 | 219273030 |
11 | 102857089 |
12 | 61526146 |
13 | 36574872 |
14 | 2119bdd4 |
15 | 143b4bc0 |
hex | d11d746 |
219273030 has 48 divisors (see below), whose sum is σ = 594902880. Its totient is φ = 55929984.
The previous prime is 219273029. The next prime is 219273049. The reversal of 219273030 is 30372912.
219273030 is digitally balanced in base 2, 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 = 219272985 and 219273003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50895 + ... + 55034.
It is an arithmetic number, because the mean of its divisors is an integer number (12393810).
Almost surely, 2219273030 is an apocalyptic number.
219273030 is an abundant number, since it is smaller than the sum of its proper divisors (375629850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
219273030 is a wasteful number, since it uses less digits than its factorization.
219273030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105965 (or 105962 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 27.
The square root of 219273030 is about 14807.8705423839. The cubic root of 219273030 is about 603.0154035157.
The spelling of 219273030 in words is "two hundred nineteen million, two hundred seventy-three thousand, thirty".
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