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23043201 = 316274721
BaseRepresentation
bin101011111100…
…1110010000001
31121100201022220
41113321302001
521344340301
62141521253
7366602226
oct127716201
947321286
1023043201
1112009775
127873229
134a0a63c
1430bb94d
152052936
hex15f9c81

23043201 has 8 divisors (see below), whose sum is σ = 30749664. Its totient is φ = 15349440.

The previous prime is 23043187. The next prime is 23043203. The reversal of 23043201 is 10234032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23043201 - 25 = 23043169 is a prime.

It is a super-2 number, since 2×230432012 = 1061978224652802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23043203) 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, 2521 + ... + 7241.

It is an arithmetic number, because the mean of its divisors is an integer number (3843708).

Almost surely, 223043201 is an apocalyptic number.

It is an amenable number.

23043201 is a deficient number, since it is larger than the sum of its proper divisors (7706463).

23043201 is a wasteful number, since it uses less digits than its factorization.

23043201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6351.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 23043201 is about 4800.3334259195. Note that the first 3 decimals coincide. The cubic root of 23043201 is about 284.5646415447.

Adding to 23043201 its reverse (10234032), we get a palindrome (33277233).

The spelling of 23043201 in words is "twenty-three million, forty-three thousand, two hundred one".

Divisors: 1 3 1627 4721 4881 14163 7681067 23043201