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23201306 = 216676959
BaseRepresentation
bin101100010000…
…0011000011010
31121122202012122
41120200120122
521414420211
62145141242
7401131202
oct130403032
947582178
1023201306
1112107537
12792a822
134a645ab
14311d402
1520846db
hex162061a

23201306 has 8 divisors (see below), whose sum is σ = 34827840. Its totient is φ = 11592028.

The previous prime is 23201291. The next prime is 23201317. The reversal of 23201306 is 60310232.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146 + ... + 6813.

It is an arithmetic number, because the mean of its divisors is an integer number (4353480).

Almost surely, 223201306 is an apocalyptic number.

23201306 is a deficient number, since it is larger than the sum of its proper divisors (11626534).

23201306 is a wasteful number, since it uses less digits than its factorization.

23201306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8628.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 23201306 is about 4816.7734013549. The cubic root of 23201306 is about 285.2139810877.

Adding to 23201306 its reverse (60310232), we get a palindrome (83511538).

The spelling of 23201306 in words is "twenty-three million, two hundred one thousand, three hundred six".

Divisors: 1 2 1667 3334 6959 13918 11600653 23201306