Base | Representation |
---|---|
bin | 11010100110010… |
… | …11101011110111 |
3 | 120112212022010020 |
4 | 31103023223313 |
5 | 424110214112 |
6 | 34050300223 |
7 | 5346410541 |
oct | 1523135367 |
9 | 515768106 |
10 | 223132407 |
11 | 104a52753 |
12 | 62887673 |
13 | 372c6414 |
14 | 218c4691 |
15 | 148c848c |
hex | d4cbaf7 |
223132407 has 8 divisors (see below), whose sum is σ = 310445184. Its totient is φ = 142287288.
The previous prime is 223132397. The next prime is 223132421. The reversal of 223132407 is 704231322.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 223132407 - 216 = 223066871 is a prime.
It is a super-3 number, since 3×2231324073 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223132487) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1616833 + ... + 1616970.
It is an arithmetic number, because the mean of its divisors is an integer number (38805648).
Almost surely, 2223132407 is an apocalyptic number.
223132407 is a deficient number, since it is larger than the sum of its proper divisors (87312777).
223132407 is a wasteful number, since it uses less digits than its factorization.
223132407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3233829.
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 223132407 is about 14937.6171794567. The cubic root of 223132407 is about 606.5326955644.
Adding to 223132407 its reverse (704231322), we get a palindrome (927363729).
The spelling of 223132407 in words is "two hundred twenty-three million, one hundred thirty-two thousand, four hundred seven".
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