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23312230003 = 83280870241
BaseRepresentation
bin10101101101100001…
…000110011001110011
32020011200001222122001
4111231201012121303
5340220412330003
614413125554431
71453461454066
oct255541063163
966150058561
1023312230003
119983167497
124627275a17
13227697c84a
1411b21668dd
1591693761d
hex56d846673

23312230003 has 4 divisors (see below), whose sum is σ = 23593100328. Its totient is φ = 23031359680.

The previous prime is 23312229973. The next prime is 23312230043. The reversal of 23312230003 is 30003221332.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23312230003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23312230043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140435038 + ... + 140435203.

It is an arithmetic number, because the mean of its divisors is an integer number (5898275082).

Almost surely, 223312230003 is an apocalyptic number.

23312230003 is a deficient number, since it is larger than the sum of its proper divisors (280870325).

23312230003 is an equidigital number, since it uses as much as digits as its factorization.

23312230003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280870324.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 23312230003 its reverse (30003221332), we get a palindrome (53315451335).

The spelling of 23312230003 in words is "twenty-three billion, three hundred twelve million, two hundred thirty thousand, three".

Divisors: 1 83 280870241 23312230003