Base | Representation |
---|---|
bin | 1101011101110001011… |
… | …0110011100000000001 |
3 | 211010002210122101120021 |
4 | 3113130112303200001 |
5 | 12242231014413241 |
6 | 254134401413441 |
7 | 22466402350126 |
oct | 3273426634001 |
9 | 733083571507 |
10 | 231330232321 |
11 | 8a119981491 |
12 | 38a0003a281 |
13 | 18a78175b96 |
14 | b2a707a74d |
15 | 603dc610d1 |
hex | 35dc5b3801 |
231330232321 has 8 divisors (see below), whose sum is σ = 232845624000. Its totient is φ = 229818370320.
The previous prime is 231330232313. The next prime is 231330232337. The reversal of 231330232321 is 123232033132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 231330232321 - 23 = 231330232313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (231330232381) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750850 + ... + 1013131.
It is an arithmetic number, because the mean of its divisors is an integer number (29105703000).
Almost surely, 2231330232321 is an apocalyptic number.
It is an amenable number.
231330232321 is a deficient number, since it is larger than the sum of its proper divisors (1515391679).
231330232321 is a wasteful number, since it uses less digits than its factorization.
231330232321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1764839.
The product of its (nonzero) digits is 3888, while the sum is 25.
Adding to 231330232321 its reverse (123232033132), we get a palindrome (354562265453).
The spelling of 231330232321 in words is "two hundred thirty-one billion, three hundred thirty million, two hundred thirty-two thousand, three hundred twenty-one".
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