Base | Representation |
---|---|
bin | 1100111111001110101… |
… | …0000110011100010111 |
3 | 210022221101210000120120 |
4 | 3033303222012130113 |
5 | 12123433043411043 |
6 | 250301032403023 |
7 | 22056254115150 |
oct | 3176352063427 |
9 | 708841700516 |
10 | 223131232023 |
11 | 866a1844187 |
12 | 372b2246473 |
13 | 1806c63880b |
14 | ab2a1b0927 |
15 | 5c0e057983 |
hex | 33f3a86717 |
223131232023 has 32 divisors (see below), whose sum is σ = 343413697536. Its totient is φ = 126227731968.
The previous prime is 223131232021. The next prime is 223131232061. The reversal of 223131232023 is 320232131322.
It is not a de Polignac number, because 223131232023 - 21 = 223131232021 is a prime.
It is a super-3 number, since 3×2231312320233 (a number of 35 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 223131231984 and 223131232002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223131232021) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8190661 + ... + 8217857.
It is an arithmetic number, because the mean of its divisors is an integer number (10731678048).
Almost surely, 2223131232023 is an apocalyptic number.
223131232023 is a deficient number, since it is larger than the sum of its proper divisors (120282465513).
223131232023 is a wasteful number, since it uses less digits than its factorization.
223131232023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31103.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 223131232023 its reverse (320232131322), we get a palindrome (543363363345).
The spelling of 223131232023 in words is "two hundred twenty-three billion, one hundred thirty-one million, two hundred thirty-two thousand, twenty-three".
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