Base | Representation |
---|---|
bin | 101011111001… |
… | …1100010000001 |
3 | 1121022102012202 |
4 | 1113303202001 |
5 | 21343030401 |
6 | 2141202545 |
7 | 366434465 |
oct | 127634201 |
9 | 47272182 |
10 | 23017601 |
11 | 11aa1512 |
12 | 7860455 |
13 | 49cbaa9 |
14 | 30b24a5 |
15 | 204a06b |
hex | 15f3881 |
23017601 has 4 divisors (see below), whose sum is σ = 23138304. Its totient is φ = 22896900.
The previous prime is 23017567. The next prime is 23017637. The reversal of 23017601 is 10671032.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23017601 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23017661) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60065 + ... + 60446.
It is an arithmetic number, because the mean of its divisors is an integer number (5784576).
Almost surely, 223017601 is an apocalyptic number.
It is an amenable number.
23017601 is a deficient number, since it is larger than the sum of its proper divisors (120703).
23017601 is a wasteful number, since it uses less digits than its factorization.
23017601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120702.
The product of its (nonzero) digits is 252, while the sum is 20.
The square root of 23017601 is about 4797.6662034785. Note that the first 3 decimals coincide. The cubic root of 23017601 is about 284.4592228254.
Adding to 23017601 its reverse (10671032), we get a palindrome (33688633).
The spelling of 23017601 in words is "twenty-three million, seventeen thousand, six hundred one".
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