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23004331211 = 831367202751
BaseRepresentation
bin10101011011001010…
…100011110011001011
32012101012201002220002
4111123022203303023
5334103102044321
614322410353215
71443032406011
oct253312436313
965335632802
1023004331211
119835388584
12456012b80b
132227c47704
1411832d88b1
158e98b820b
hex55b2a3ccb

23004331211 has 8 divisors (see below), whose sum is σ = 23298637824. Its totient is φ = 22710433000.

The previous prime is 23004331193. The next prime is 23004331213. The reversal of 23004331211 is 11213340032.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23004331211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23004331213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12086 + ... + 214836.

It is an arithmetic number, because the mean of its divisors is an integer number (2912329728).

Almost surely, 223004331211 is an apocalyptic number.

23004331211 is a deficient number, since it is larger than the sum of its proper divisors (294306613).

23004331211 is a wasteful number, since it uses less digits than its factorization.

23004331211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204201.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 23004331211 its reverse (11213340032), we get a palindrome (34217671243).

The spelling of 23004331211 in words is "twenty-three billion, four million, three hundred thirty-one thousand, two hundred eleven".

Divisors: 1 83 1367 113461 202751 16828333 277160617 23004331211