Base | Representation |
---|---|
bin | 101011111001… |
… | …0011010001001 |
3 | 1121022011220101 |
4 | 1113302122021 |
5 | 21342404001 |
6 | 2141125401 |
7 | 366415204 |
oct | 127623211 |
9 | 47264811 |
10 | 23013001 |
11 | 11a99010 |
12 | 7859861 |
13 | 49c997b |
14 | 30b093b |
15 | 2048a01 |
hex | 15f2689 |
23013001 has 8 divisors (see below), whose sum is σ = 25784064. Its totient is φ = 20355120.
The previous prime is 23012993. The next prime is 23013007. The reversal of 23013001 is 10031032.
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 23013001 - 23 = 23012993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23013007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27865 + ... + 28678.
It is an arithmetic number, because the mean of its divisors is an integer number (3223008).
Almost surely, 223013001 is an apocalyptic number.
It is an amenable number.
23013001 is a deficient number, since it is larger than the sum of its proper divisors (2771063).
23013001 is a wasteful number, since it uses less digits than its factorization.
23013001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56591.
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 23013001 is about 4797.1867797700. The cubic root of 23013001 is about 284.4402721160.
Adding to 23013001 its reverse (10031032), we get a palindrome (33044033).
It can be divided in two parts, 230 and 13001, that added together give a palindrome (13231).
The spelling of 23013001 in words is "twenty-three million, thirteen thousand, one".
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