Base | Representation |
---|---|
bin | 1100111111001110101… |
… | …0011110100111001111 |
3 | 210022221101222001101020 |
4 | 3033303222132213033 |
5 | 12123433110043043 |
6 | 250301034445223 |
7 | 22056255006606 |
oct | 3176352364717 |
9 | 708841861336 |
10 | 223131331023 |
11 | 866a19015a7 |
12 | 372b2293813 |
13 | 1806c6718b3 |
14 | ab2a1d8a3d |
15 | 5c0e076e83 |
hex | 33f3a9e9cf |
223131331023 has 16 divisors (see below), whose sum is σ = 301501186560. Its totient is φ = 146765070144.
The previous prime is 223131331009. The next prime is 223131331061. The reversal of 223131331023 is 320133131322.
It is not a de Polignac number, because 223131331023 - 222 = 223127136719 is a prime.
It is a super-3 number, since 3×2231313310233 (a number of 35 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 223131330984 and 223131331002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223131339023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 778861 + ... + 1026102.
It is an arithmetic number, because the mean of its divisors is an integer number (18843824160).
Almost surely, 2223131331023 is an apocalyptic number.
223131331023 is a deficient number, since it is larger than the sum of its proper divisors (78369855537).
223131331023 is a wasteful number, since it uses less digits than its factorization.
223131331023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1805518.
The product of its (nonzero) digits is 1944, while the sum is 24.
Adding to 223131331023 its reverse (320133131322), we get a palindrome (543264462345).
The spelling of 223131331023 in words is "two hundred twenty-three billion, one hundred thirty-one million, three hundred thirty-one thousand, twenty-three".
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