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13223032023 = 325931699837
BaseRepresentation
bin11000101000010011…
…10111010011010111
31021010112110121212210
430110021313103113
5204040044011043
610024035244503
7645451626525
oct142411672327
937115417783
1013223032023
115676069743
122690449733
131329661506
148d6225315
15525d0a633
hex3142774d7

13223032023 has 8 divisors (see below), whose sum is σ = 17637519088. Its totient is φ = 8811949824.

The previous prime is 13223032019. The next prime is 13223032061. The reversal of 13223032023 is 32023032231.

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

It is not a de Polignac number, because 13223032023 - 22 = 13223032019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13223032093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842140 + ... + 857697.

It is an arithmetic number, because the mean of its divisors is an integer number (2204689886).

Almost surely, 213223032023 is an apocalyptic number.

13223032023 is a deficient number, since it is larger than the sum of its proper divisors (4414487065).

13223032023 is a wasteful number, since it uses less digits than its factorization.

13223032023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702433.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 13223032023 its reverse (32023032231), we get a palindrome (45246064254).

The spelling of 13223032023 in words is "thirteen billion, two hundred twenty-three million, thirty-two thousand, twenty-three".

Divisors: 1 3 2593 7779 1699837 5099511 4407677341 13223032023