Base | Representation |
---|---|
bin | 101101001010… |
… | …1010010001101 |
3 | 1122120002001021 |
4 | 1122111102031 |
5 | 22030231031 |
6 | 2203314141 |
7 | 405164212 |
oct | 132252215 |
9 | 48502037 |
10 | 23680141 |
11 | 12404271 |
12 | 7b1b951 |
13 | 4ba1524 |
14 | 3205b09 |
15 | 212b511 |
hex | 169548d |
23680141 has 8 divisors (see below), whose sum is σ = 24175800. Its totient is φ = 23189760.
The previous prime is 23680127. The next prime is 23680159. The reversal of 23680141 is 14108632.
It can be written as a sum of positive squares in 4 ways, for example, as 206116 + 23474025 = 454^2 + 4845^2 .
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 23680141 - 25 = 23680109 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23680841) 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, 8481 + ... + 10921.
It is an arithmetic number, because the mean of its divisors is an integer number (3021975).
Almost surely, 223680141 is an apocalyptic number.
It is an amenable number.
23680141 is a deficient number, since it is larger than the sum of its proper divisors (495659).
23680141 is a wasteful number, since it uses less digits than its factorization.
23680141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2639.
The product of its (nonzero) digits is 1152, while the sum is 25.
The square root of 23680141 is about 4866.2245118778. The cubic root of 23680141 is about 287.1627440403.
Adding to 23680141 its reverse (14108632), we get a palindrome (37788773).
The spelling of 23680141 in words is "twenty-three million, six hundred eighty thousand, one hundred forty-one".
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