Base | Representation |
---|---|
bin | 110100100001110110001011… |
… | …010100111111101100010011 |
3 | 1010021222201012000101010022122 |
4 | 310201312023110333230103 |
5 | 220240100313323440311 |
6 | 2135203040312524455 |
7 | 66442646230311302 |
oct | 6441661324775423 |
9 | 1107881160333278 |
10 | 231024333421331 |
11 | 6767a96247395a |
12 | 21ab20919b072b |
13 | 9bba669093108 |
14 | 41098cd046439 |
15 | 1ba97169d20db |
hex | d21d8b53fb13 |
231024333421331 has 32 divisors (see below), whose sum is σ = 252719190466560. Its totient is φ = 210242013696000.
The previous prime is 231024333421327. The next prime is 231024333421373. The reversal of 231024333421331 is 133124333420132.
It is a cyclic number.
It is not a de Polignac number, because 231024333421331 - 22 = 231024333421327 is a prime.
It is a super-2 number, since 2×2310243334213312 (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 = 231024333421291 and 231024333421300.
It is not an unprimeable number, because it can be changed into a prime (231024333021331) 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, 5498332835 + ... + 5498374851.
It is an arithmetic number, because the mean of its divisors is an integer number (7897474702080).
Almost surely, 2231024333421331 is an apocalyptic number.
231024333421331 is a deficient number, since it is larger than the sum of its proper divisors (21694857045229).
231024333421331 is a wasteful number, since it uses less digits than its factorization.
231024333421331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50675.
The product of its (nonzero) digits is 93312, while the sum is 35.
Adding to 231024333421331 its reverse (133124333420132), we get a palindrome (364148666841463).
The spelling of 231024333421331 in words is "two hundred thirty-one trillion, twenty-four billion, three hundred thirty-three million, four hundred twenty-one thousand, three hundred thirty-one".
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