Base | Representation |
---|---|
bin | 101100101111… |
… | …1110111001001 |
3 | 1122010221212211 |
4 | 1121133313021 |
5 | 22001230241 |
6 | 2154505121 |
7 | 403263232 |
oct | 131376711 |
9 | 48127784 |
10 | 23461321 |
11 | 12274924 |
12 | 7a351a1 |
13 | 4b25a50 |
14 | 318a089 |
15 | 20d6781 |
hex | 165fdc9 |
23461321 has 8 divisors (see below), whose sum is σ = 25397064. Its totient is φ = 21544320.
The previous prime is 23461313. The next prime is 23461331. The reversal of 23461321 is 12316432.
It can be written as a sum of positive squares in 4 ways, for example, as 4145296 + 19316025 = 2036^2 + 4395^2 .
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 23461321 - 23 = 23461313 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23461292 and 23461301.
It is not an unprimeable number, because it can be changed into a prime (23461331) 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, 2020 + ... + 7141.
It is an arithmetic number, because the mean of its divisors is an integer number (3174633).
Almost surely, 223461321 is an apocalyptic number.
It is an amenable number.
23461321 is a deficient number, since it is larger than the sum of its proper divisors (1935743).
23461321 is a wasteful number, since it uses less digits than its factorization.
23461321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9371.
The product of its digits is 864, while the sum is 22.
The square root of 23461321 is about 4843.6887802583. The cubic root of 23461321 is about 286.2754815452.
Adding to 23461321 its reverse (12316432), we get a palindrome (35777753).
The spelling of 23461321 in words is "twenty-three million, four hundred sixty-one thousand, three hundred twenty-one".
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