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23205320106 = 233867553351
BaseRepresentation
bin10101100111001001…
…010001010110101010
32012220012220101211020
4111213021101112222
5340011030220411
614354350313310
71451022652323
oct254711212652
965805811736
1023205320106
119928886501
1245b74b8836
13225a789b57
1411a1c9744a
1590c36a606
hex5672515aa

23205320106 has 8 divisors (see below), whose sum is σ = 46410640224. Its totient is φ = 7735106700.

The previous prime is 23205320071. The next prime is 23205320113. The reversal of 23205320106 is 60102350232.

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

23205320106 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1933776670 + ... + 1933776681.

It is an arithmetic number, because the mean of its divisors is an integer number (5801330028).

Almost surely, 223205320106 is an apocalyptic number.

23205320106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23205320106 is a wasteful number, since it uses less digits than its factorization.

23205320106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3867553356.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 23205320106 its reverse (60102350232), we get a palindrome (83307670338).

The spelling of 23205320106 in words is "twenty-three billion, two hundred five million, three hundred twenty thousand, one hundred six".

Divisors: 1 2 3 6 3867553351 7735106702 11602660053 23205320106