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23003330313 = 37667776771
BaseRepresentation
bin10101011011000110…
…101111011100001001
32012101010211020220210
4111123012233130021
5334102323032223
614322333111333
71443021036645
oct253306573411
965333736823
1023003330313
119834864597
12455b928549
132227986c72
141183117c25
158e976b893
hex55b1af709

23003330313 has 4 divisors (see below), whose sum is σ = 30671107088. Its totient is φ = 15335553540.

The previous prime is 23003330293. The next prime is 23003330321. The reversal of 23003330313 is 31303330032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23003330313 - 25 = 23003330281 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23003330313.

It is not an unprimeable number, because it can be changed into a prime (23003330393) 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 3 ways as a sum of consecutive naturals, for example, 3833888383 + ... + 3833888388.

It is an arithmetic number, because the mean of its divisors is an integer number (7667776772).

Almost surely, 223003330313 is an apocalyptic number.

It is an amenable number.

23003330313 is a deficient number, since it is larger than the sum of its proper divisors (7667776775).

23003330313 is an equidigital number, since it uses as much as digits as its factorization.

23003330313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7667776774.

The product of its (nonzero) digits is 1458, while the sum is 21.

Adding to 23003330313 its reverse (31303330032), we get a palindrome (54306660345).

The spelling of 23003330313 in words is "twenty-three billion, three million, three hundred thirty thousand, three hundred thirteen".

Divisors: 1 3 7667776771 23003330313