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23203201 = 719916657
BaseRepresentation
bin101100010000…
…0110110000001
31121122211210211
41120200312001
521420000301
62145154121
7401136550
oct130406601
947584724
1023203201
11121089aa
12792b941
134a65408
14311dd97
152085051
hex1620d81

23203201 has 8 divisors (see below), whose sum is σ = 26652800. Its totient is φ = 19787328.

The previous prime is 23203183. The next prime is 23203207. The reversal of 23203201 is 10230232.

It is a happy number.

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 23203201 - 27 = 23203073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23203207) 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, 6936 + ... + 9721.

It is an arithmetic number, because the mean of its divisors is an integer number (3331600).

Almost surely, 223203201 is an apocalyptic number.

It is an amenable number.

23203201 is a deficient number, since it is larger than the sum of its proper divisors (3449599).

23203201 is a wasteful number, since it uses less digits than its factorization.

23203201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16863.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 23203201 is about 4816.9701057823. The cubic root of 23203201 is about 285.2217459635.

Adding to 23203201 its reverse (10230232), we get a palindrome (33433433).

The spelling of 23203201 in words is "twenty-three million, two hundred three thousand, two hundred one".

Divisors: 1 7 199 1393 16657 116599 3314743 23203201