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23500201 = 31758071
BaseRepresentation
bin101100110100…
…1010110101001
31122012221012211
41121221112221
522004001301
62155405121
7403514464
oct131512651
948187184
1023500201
11122a105a
127a537a1
134b3a65a
14319a2db
1520e3051
hex16695a9

23500201 has 4 divisors (see below), whose sum is σ = 24258304. Its totient is φ = 22742100.

The previous prime is 23500187. The next prime is 23500223. The reversal of 23500201 is 10200532.

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 not a de Polignac number, because 23500201 - 29 = 23499689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23500241) 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 3 ways as a sum of consecutive naturals, for example, 379005 + ... + 379066.

It is an arithmetic number, because the mean of its divisors is an integer number (6064576).

Almost surely, 223500201 is an apocalyptic number.

It is an amenable number.

23500201 is a deficient number, since it is larger than the sum of its proper divisors (758103).

23500201 is an equidigital number, since it uses as much as digits as its factorization.

23500201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758102.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 23500201 is about 4847.7005889390. The cubic root of 23500201 is about 286.4335324347.

Adding to 23500201 its reverse (10200532), we get a palindrome (33700733).

The spelling of 23500201 in words is "twenty-three million, five hundred thousand, two hundred one".

Divisors: 1 31 758071 23500201