Base | Representation |
---|---|
bin | 11011101011000… |
… | …00101011110111 |
3 | 121011210111022021 |
4 | 31311200223313 |
5 | 433411200234 |
6 | 35011214011 |
7 | 5516040460 |
oct | 1565405367 |
9 | 534714267 |
10 | 232131319 |
11 | 10a039772 |
12 | 658a7307 |
13 | 39127414 |
14 | 22b87d67 |
15 | 155a49b4 |
hex | dd60af7 |
232131319 has 4 divisors (see below), whose sum is σ = 265292944. Its totient is φ = 198969696.
The previous prime is 232131247. The next prime is 232131323. The reversal of 232131319 is 913131232.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 232131319 - 27 = 232131191 is a prime.
It is a super-2 number, since 2×2321313192 = 107769898521359522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 232131293 and 232131302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (232137319) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16580802 + ... + 16580815.
It is an arithmetic number, because the mean of its divisors is an integer number (66323236).
Almost surely, 2232131319 is an apocalyptic number.
232131319 is a deficient number, since it is larger than the sum of its proper divisors (33161625).
232131319 is an equidigital number, since it uses as much as digits as its factorization.
232131319 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33161624.
The product of its digits is 972, while the sum is 25.
The square root of 232131319 is about 15235.8563592599. The cubic root of 232131319 is about 614.5792782047.
The spelling of 232131319 in words is "two hundred thirty-two million, one hundred thirty-one thousand, three hundred nineteen".
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