Base | Representation |
---|---|
bin | 1100111111001100101… |
… | …1001010010100011000 |
3 | 210022220211111221221022 |
4 | 3033303023022110120 |
5 | 12123424004341212 |
6 | 250300142502012 |
7 | 22056125145131 |
oct | 3176313122430 |
9 | 708824457838 |
10 | 223123121432 |
11 | 86698204612 |
12 | 372ab594908 |
13 | 1806aa58c53 |
14 | ab2909cc88 |
15 | 5c0d4a4772 |
hex | 33f32ca518 |
223123121432 has 64 divisors (see below), whose sum is σ = 463424250240. Its totient is φ = 100258508800.
The previous prime is 223123121393. The next prime is 223123121437. The reversal of 223123121432 is 234121321322.
223123121432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2231231214323 (a number of 35 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223123121437) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163619 + ... + 687762.
It is an arithmetic number, because the mean of its divisors is an integer number (7241003910).
Almost surely, 2223123121432 is an apocalyptic number.
It is an amenable number.
223123121432 is an abundant number, since it is smaller than the sum of its proper divisors (240301128808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223123121432 is a wasteful number, since it uses less digits than its factorization.
223123121432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 851492 (or 851488 counting only the distinct ones).
The product of its digits is 3456, while the sum is 26.
Adding to 223123121432 its reverse (234121321322), we get a palindrome (457244442754).
The spelling of 223123121432 in words is "two hundred twenty-three billion, one hundred twenty-three million, one hundred twenty-one thousand, four hundred thirty-two".
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