Base | Representation |
---|---|
bin | 11010000111110… |
… | …11000110110100 |
3 | 120021100002001121 |
4 | 31003323012310 |
5 | 422044213330 |
6 | 33424433324 |
7 | 5300410540 |
oct | 1503730664 |
9 | 507302047 |
10 | 219132340 |
11 | 102770409 |
12 | 61478844 |
13 | 3652580b |
14 | 21162a20 |
15 | 1438817a |
hex | d0fb1b4 |
219132340 has 48 divisors (see below), whose sum is σ = 526885632. Its totient is φ = 74992896.
The previous prime is 219132317. The next prime is 219132421. The reversal of 219132340 is 43231912.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100704 + ... + 102856.
It is an arithmetic number, because the mean of its divisors is an integer number (10976784).
Almost surely, 2219132340 is an apocalyptic number.
219132340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
219132340 is an abundant number, since it is smaller than the sum of its proper divisors (307753292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
219132340 is a wasteful number, since it uses less digits than its factorization.
219132340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2896 (or 2894 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 219132340 is about 14803.1192658845. The cubic root of 219132340 is about 602.8864069731.
The spelling of 219132340 in words is "two hundred nineteen million, one hundred thirty-two thousand, three hundred forty".
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