Base | Representation |
---|---|
bin | 101100010000… |
… | …0010101011001 |
3 | 1121122201221111 |
4 | 1120200111121 |
5 | 21414413423 |
6 | 2145140321 |
7 | 401130505 |
oct | 130402531 |
9 | 47581844 |
10 | 23201113 |
11 | 12107381 |
12 | 792a6a1 |
13 | 4a64490 |
14 | 311d305 |
15 | 208460d |
hex | 1620559 |
23201113 has 8 divisors (see below), whose sum is σ = 25792256. Its totient is φ = 20725200.
The previous prime is 23201099. The next prime is 23201117. The reversal of 23201113 is 31110232.
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 23201113 - 25 = 23201081 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23201093 and 23201102.
It is not an unprimeable number, because it can be changed into a prime (23201117) 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, 28383 + ... + 29188.
It is an arithmetic number, because the mean of its divisors is an integer number (3224032).
Almost surely, 223201113 is an apocalyptic number.
It is an amenable number.
23201113 is a deficient number, since it is larger than the sum of its proper divisors (2591143).
23201113 is a wasteful number, since it uses less digits than its factorization.
23201113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57615.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 23201113 is about 4816.7533671551. The cubic root of 23201113 is about 285.2131902349.
Adding to 23201113 its reverse (31110232), we get a palindrome (54311345).
The spelling of 23201113 in words is "twenty-three million, two hundred one thousand, one hundred thirteen".
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