Base | Representation |
---|---|
bin | 101101000010… |
… | …0001100100001 |
3 | 1122102112000211 |
4 | 1122010030201 |
5 | 22021011040 |
6 | 2202014121 |
7 | 404453146 |
oct | 132041441 |
9 | 48375024 |
10 | 23610145 |
11 | 12366719 |
12 | 7aa7341 |
13 | 4b78700 |
14 | 31c83cd |
15 | 21158ea |
hex | 1684321 |
23610145 has 12 divisors (see below), whose sum is σ = 30680316. Its totient is φ = 17434560.
The previous prime is 23610143. The next prime is 23610151. The reversal of 23610145 is 54101632.
It can be written as a sum of positive squares in 6 ways, for example, as 4809249 + 18800896 = 2193^2 + 4336^2 .
It is not a de Polignac number, because 23610145 - 21 = 23610143 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23610143) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13126 + ... + 14815.
It is an arithmetic number, because the mean of its divisors is an integer number (2556693).
Almost surely, 223610145 is an apocalyptic number.
It is an amenable number.
23610145 is a deficient number, since it is larger than the sum of its proper divisors (7070171).
23610145 is a wasteful number, since it uses less digits than its factorization.
23610145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27972 (or 27959 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 23610145 is about 4859.0271660076. The cubic root of 23610145 is about 286.8795238693.
Adding to 23610145 its reverse (54101632), we get a palindrome (77711777).
The spelling of 23610145 in words is "twenty-three million, six hundred ten thousand, one hundred forty-five".
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