Base | Representation |
---|---|
bin | 11010100111011… |
… | …01010110010100 |
3 | 120120010022021002 |
4 | 31103231112110 |
5 | 424124122132 |
6 | 34053242432 |
7 | 5350523540 |
oct | 1523552624 |
9 | 516108232 |
10 | 223270292 |
11 | 105037303 |
12 | 62933418 |
13 | 373440cb |
14 | 2191ca20 |
15 | 14904262 |
hex | d4ed594 |
223270292 has 96 divisors (see below), whose sum is σ = 499322880. Its totient is φ = 85155840.
The previous prime is 223270241. The next prime is 223270381. The reversal of 223270292 is 292072322.
It is a super-3 number, since 3×2232702923 (a number of 26 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 868628 + ... + 868884.
It is an arithmetic number, because the mean of its divisors is an integer number (5201280).
Almost surely, 2223270292 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 223270292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249661440).
223270292 is an abundant number, since it is smaller than the sum of its proper divisors (276052588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223270292 is a wasteful number, since it uses less digits than its factorization.
223270292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 381 (or 379 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 29.
The square root of 223270292 is about 14942.2318279432. The cubic root of 223270292 is about 606.6576057630.
The spelling of 223270292 in words is "two hundred twenty-three million, two hundred seventy thousand, two hundred ninety-two".
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