Base | Representation |
---|---|
bin | 10101100111011110… |
… | …111100010010101001 |
3 | 2012220121121000112202 |
4 | 111213132330102221 |
5 | 340014004013001 |
6 | 14355112145545 |
7 | 1451122152566 |
oct | 254736742251 |
9 | 65817530482 |
10 | 23211001001 |
11 | 9931006661 |
12 | 45b93982b5 |
13 | 225b9c8826 |
14 | 11a293586d |
15 | 90cadd96b |
hex | 5677bc4a9 |
23211001001 has 8 divisors (see below), whose sum is σ = 23525976960. Its totient is φ = 22897841008.
The previous prime is 23211000979. The next prime is 23211001067. The reversal of 23211001001 is 10010011232.
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 23211001001 - 234 = 6031131817 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23211001081) 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, 428246 + ... + 479391.
It is an arithmetic number, because the mean of its divisors is an integer number (2940747120).
Almost surely, 223211001001 is an apocalyptic number.
It is an amenable number.
23211001001 is a deficient number, since it is larger than the sum of its proper divisors (314975959).
23211001001 is a wasteful number, since it uses less digits than its factorization.
23211001001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 907983.
The product of its (nonzero) digits is 12, while the sum is 11.
Adding to 23211001001 its reverse (10010011232), we get a palindrome (33221012233).
The spelling of 23211001001 in words is "twenty-three billion, two hundred eleven million, one thousand, one".
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