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23000033323 = 28977939259
BaseRepresentation
bin10101011010111010…
…001010100000101011
32012100220121202022001
4111122322022200223
5334101002031243
614322134311431
71442651025511
oct253272124053
965326552261
1023000033323
119832a12503
12455a7b8577
1322270a1397
1411828da4b1
158e9319a4d
hex55ae8a82b

23000033323 has 4 divisors (see below), whose sum is σ = 23007975480. Its totient is φ = 22992091168.

The previous prime is 23000033297. The next prime is 23000033333. The reversal of 23000033323 is 32333000032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23000033323 - 213 = 23000025131 is a prime.

It is a super-2 number, since 2×230000333232 (a number of 22 digits) contains 22 as substring.

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 23000033323.

It is not an unprimeable number, because it can be changed into a prime (23000033333) by changing a digit.

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, 3966733 + ... + 3972526.

It is an arithmetic number, because the mean of its divisors is an integer number (5751993870).

Almost surely, 223000033323 is an apocalyptic number.

23000033323 is a deficient number, since it is larger than the sum of its proper divisors (7942157).

23000033323 is an equidigital number, since it uses as much as digits as its factorization.

23000033323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7942156.

The product of its (nonzero) digits is 972, while the sum is 19.

Adding to 23000033323 its reverse (32333000032), we get a palindrome (55333033355).

The spelling of 23000033323 in words is "twenty-three billion, thirty-three thousand, three hundred twenty-three".

Divisors: 1 2897 7939259 23000033323