Base | Representation |
---|---|
bin | 101100000111… |
… | …0111011110001 |
3 | 1121112010011210 |
4 | 1120032323301 |
5 | 21410123331 |
6 | 2143430333 |
7 | 400412640 |
oct | 130167361 |
9 | 47463153 |
10 | 23129841 |
11 | 12068879 |
12 | 78b53a9 |
13 | 4a3abc7 |
14 | 3101357 |
15 | 206d446 |
hex | 160eef1 |
23129841 has 8 divisors (see below), whose sum is σ = 35245504. Its totient is φ = 13217040.
The previous prime is 23129839. The next prime is 23129851. The reversal of 23129841 is 14892132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23129841 - 21 = 23129839 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 23129799 and 23129808.
It is not an unprimeable number, because it can be changed into a prime (23129851) 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, 550690 + ... + 550731.
It is an arithmetic number, because the mean of its divisors is an integer number (4405688).
Almost surely, 223129841 is an apocalyptic number.
23129841 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
23129841 is a deficient number, since it is larger than the sum of its proper divisors (12115663).
23129841 is a wasteful number, since it uses less digits than its factorization.
23129841 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1101431.
The product of its digits is 3456, while the sum is 30.
The square root of 23129841 is about 4809.3493322902. The cubic root of 23129841 is about 284.9208398185.
The spelling of 23129841 in words is "twenty-three million, one hundred twenty-nine thousand, eight hundred forty-one".
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