Base | Representation |
---|---|
bin | 11010101001011… |
… | …00110110010000 |
3 | 120120121112001010 |
4 | 31110230312100 |
5 | 424210433014 |
6 | 34103010520 |
7 | 5352656040 |
oct | 1524546620 |
9 | 516545033 |
10 | 223530384 |
11 | 1051a4760 |
12 | 62a39a40 |
13 | 374055cc |
14 | 21989720 |
15 | 14956359 |
hex | d52cd90 |
223530384 has 160 divisors (see below), whose sum is σ = 725953536. Its totient is φ = 57576960.
The previous prime is 223530379. The next prime is 223530403. The reversal of 223530384 is 483035322.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 727959 + ... + 728265.
Almost surely, 2223530384 is an apocalyptic number.
223530384 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 223530384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362976768).
223530384 is an abundant number, since it is smaller than the sum of its proper divisors (502423152).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223530384 is a wasteful number, since it uses less digits than its factorization.
223530384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 533 (or 527 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 30.
The square root of 223530384 is about 14950.9325461658. The cubic root of 223530384 is about 606.8930835160.
The spelling of 223530384 in words is "two hundred twenty-three million, five hundred thirty thousand, three hundred eighty-four".
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