Base | Representation |
---|---|
bin | 110100010010111101011010… |
… | …100000000000111111110111 |
3 | 1010011100220120220002211202001 |
4 | 310102331122200000333313 |
5 | 220121320141333311411 |
6 | 2133101051041400131 |
7 | 66306021631635526 |
oct | 6422753240007767 |
9 | 1104326526084661 |
10 | 230001312010231 |
11 | 67316010565083 |
12 | 21967966039047 |
13 | 9b4505247c938 |
14 | 40b21a133a4bd |
15 | 1b8ccde12bdc1 |
hex | d12f5a800ff7 |
230001312010231 has 4 divisors (see below), whose sum is σ = 230001346267992. Its totient is φ = 230001277752472.
The previous prime is 230001312010199. The next prime is 230001312010279. The reversal of 230001312010231 is 132010213100032.
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 230001312010231 - 25 = 230001312010199 is a prime.
It is a super-2 number, since 2×2300013120102312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230001312010199 and 230001312010208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230001312017231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3378916 + ... + 21712201.
It is an arithmetic number, because the mean of its divisors is an integer number (57500336566998).
Almost surely, 2230001312010231 is an apocalyptic number.
230001312010231 is a deficient number, since it is larger than the sum of its proper divisors (34257761).
230001312010231 is an equidigital number, since it uses as much as digits as its factorization.
230001312010231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34257760.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 230001312010231 its reverse (132010213100032), we get a palindrome (362011525110263).
The spelling of 230001312010231 in words is "two hundred thirty trillion, one billion, three hundred twelve million, ten thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.131 sec. • engine limits •