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23312006 = 213198837
BaseRepresentation
bin101100011101…
…1011010000110
31121212101001122
41120323122012
521431441011
62151353542
7402102014
oct130733206
947771048
1023312006
1112182723
1279828b2
134aa2ab3
14314b8b4
1520a73db
hex163b686

23312006 has 8 divisors (see below), whose sum is σ = 34998480. Its totient is φ = 11645848.

The previous prime is 23311991. The next prime is 23312011. The reversal of 23312006 is 60021332.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1781 + ... + 7056.

It is an arithmetic number, because the mean of its divisors is an integer number (4374810).

Almost surely, 223312006 is an apocalyptic number.

23312006 is a deficient number, since it is larger than the sum of its proper divisors (11686474).

23312006 is a wasteful number, since it uses less digits than its factorization.

23312006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10158.

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

The square root of 23312006 is about 4828.2508219851. The cubic root of 23312006 is about 285.6668737757. Note that the first 3 decimals are identical.

Adding to 23312006 its reverse (60021332), we get a palindrome (83333338).

The spelling of 23312006 in words is "twenty-three million, three hundred twelve thousand, six".

Divisors: 1 2 1319 2638 8837 17674 11656003 23312006