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23800001 = 47836101
BaseRepresentation
bin101101011001…
…0100011000001
31122210011110112
41122302203001
522043100001
62210041105
7406203521
oct132624301
948704415
1023800001
1112486325
127b79195
134c13c54
143237681
152151cbb
hex16b28c1

23800001 has 8 divisors (see below), whose sum is σ = 24603264. Its totient is φ = 23009200.

The previous prime is 23799973. The next prime is 23800031. The reversal of 23800001 is 10000832.

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 23800001 - 210 = 23798977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23800031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851 + ... + 6951.

It is an arithmetic number, because the mean of its divisors is an integer number (3075408).

Almost surely, 223800001 is an apocalyptic number.

It is an amenable number.

23800001 is a deficient number, since it is larger than the sum of its proper divisors (803263).

23800001 is an equidigital number, since it uses as much as digits as its factorization.

23800001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6231.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 23800001 is about 4878.5244695502. The cubic root of 23800001 is about 287.6464322733.

Adding to 23800001 its reverse (10000832), we get a palindrome (33800833).

The spelling of 23800001 in words is "twenty-three million, eight hundred thousand, one".

Divisors: 1 47 83 3901 6101 286747 506383 23800001