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23312201 = 112973079
BaseRepresentation
bin101100011101…
…1011101001001
31121212101022212
41120323131021
521431442301
62151354505
7402102413
oct130733511
947771285
1023312201
1112182890
127982a35
134aa2c03
14314b9b3
1520a74bb
hex163b749

23312201 has 8 divisors (see below), whose sum is σ = 26308800. Its totient is φ = 20461840.

The previous prime is 23312147. The next prime is 23312227. The reversal of 23312201 is 10221332.

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 23312201 - 210 = 23311177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23312251) 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, 36221 + ... + 36858.

It is an arithmetic number, because the mean of its divisors is an integer number (3288600).

Almost surely, 223312201 is an apocalyptic number.

It is an amenable number.

23312201 is a deficient number, since it is larger than the sum of its proper divisors (2996599).

23312201 is a wasteful number, since it uses less digits than its factorization.

23312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73119.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 23312201 is about 4828.2710155914. The cubic root of 23312201 is about 285.6676702878.

Adding to 23312201 its reverse (10221332), we get a palindrome (33533533).

The spelling of 23312201 in words is "twenty-three million, three hundred twelve thousand, two hundred one".

Divisors: 1 11 29 319 73079 803869 2119291 23312201