Base | Representation |
---|---|
bin | 11010100110011… |
… | …01111001000000 |
3 | 120112212202111210 |
4 | 31103031321000 |
5 | 424111011230 |
6 | 34050410120 |
7 | 5346446064 |
oct | 1523157100 |
9 | 515782453 |
10 | 223141440 |
11 | 104a59515 |
12 | 62890940 |
13 | 372ca572 |
14 | 218c7aa4 |
15 | 148caeb0 |
hex | d4cde40 |
223141440 has 56 divisors (see below), whose sum is σ = 708477120. Its totient is φ = 59504128.
The previous prime is 223141411. The next prime is 223141447. The reversal of 223141440 is 44141322.
It is a super-3 number, since 3×2231414403 (a number of 26 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (223141447) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 115260 + ... + 117179.
Almost surely, 2223141440 is an apocalyptic number.
223141440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
223141440 is an abundant number, since it is smaller than the sum of its proper divisors (485335680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223141440 is a wasteful number, since it uses less digits than its factorization.
223141440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 232459 (or 232449 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 223141440 is about 14937.9195338575. The cubic root of 223141440 is about 606.5408801456.
Adding to 223141440 its reverse (44141322), we get a palindrome (267282762).
The spelling of 223141440 in words is "two hundred twenty-three million, one hundred forty-one thousand, four hundred forty".
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