Base | Representation |
---|---|
bin | 1001010110010101111… |
… | …00000100000111010111 |
3 | 1010201011020021210101121 |
4 | 10223022330010013113 |
5 | 20230340433314111 |
6 | 403323323304411 |
7 | 32131302456634 |
oct | 4531274040727 |
9 | 1121136253347 |
10 | 321232323031 |
11 | 1142632a9904 |
12 | 5231007b107 |
13 | 243a4907169 |
14 | 11794d6d18b |
15 | 85516ec871 |
hex | 4acaf041d7 |
321232323031 has 16 divisors (see below), whose sum is σ = 337906391040. Its totient is φ = 304954659360.
The previous prime is 321232322921. The next prime is 321232323103. The reversal of 321232323031 is 130323232123.
It is a cyclic number.
It is not a de Polignac number, because 321232323031 - 27 = 321232322903 is a prime.
It is a super-2 number, since 2×3212323230312 (a number of 24 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 = 321232322987 and 321232323005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (321232323331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13531390 + ... + 13555108.
It is an arithmetic number, because the mean of its divisors is an integer number (21119149440).
Almost surely, 2321232323031 is an apocalyptic number.
321232323031 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
321232323031 is a deficient number, since it is larger than the sum of its proper divisors (16674068009).
321232323031 is a wasteful number, since it uses less digits than its factorization.
321232323031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32046.
The product of its (nonzero) digits is 3888, while the sum is 25.
Adding to 321232323031 its reverse (130323232123), we get a palindrome (451555555154).
The spelling of 321232323031 in words is "three hundred twenty-one billion, two hundred thirty-two million, three hundred twenty-three thousand, thirty-one".
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