Base | Representation |
---|---|
bin | 11010100110001… |
… | …10110101101001 |
3 | 120112211021212220 |
4 | 31103012311221 |
5 | 424104100203 |
6 | 34050024253 |
7 | 5346265626 |
oct | 1523066551 |
9 | 515737786 |
10 | 223112553 |
11 | 104a39844 |
12 | 62878089 |
13 | 372ba381 |
14 | 218bb34d |
15 | 148c2653 |
hex | d4c6d69 |
223112553 has 8 divisors (see below), whose sum is σ = 305523648. Its totient is φ = 144721584.
The previous prime is 223112551. The next prime is 223112569. The reversal of 223112553 is 355211322.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 223112553 - 21 = 223112551 is a prime.
It is a super-3 number, since 3×2231125533 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (223112551) 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, 1004901 + ... + 1005122.
It is an arithmetic number, because the mean of its divisors is an integer number (38190456).
Almost surely, 2223112553 is an apocalyptic number.
It is an amenable number.
223112553 is a deficient number, since it is larger than the sum of its proper divisors (82411095).
223112553 is a wasteful number, since it uses less digits than its factorization.
223112553 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2010063.
The product of its digits is 1800, while the sum is 24.
The square root of 223112553 is about 14936.9526008487. The cubic root of 223112553 is about 606.5147055624.
Adding to 223112553 its reverse (355211322), we get a palindrome (578323875).
The spelling of 223112553 in words is "two hundred twenty-three million, one hundred twelve thousand, five hundred fifty-three".
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