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13232031203 = 67211196873
BaseRepresentation
bin11000101001011000…
…01100010111100011
31021011011101211102202
430110230030113203
5204044344444303
610025000203415
7645621260306
oct142454142743
937134354382
1013232031203
115680155986
12269346956b
13132b492681
148d74c8b3d
155269d6c88
hex314b0c5e3

13232031203 has 4 divisors (see below), whose sum is σ = 13232295288. Its totient is φ = 13231767120.

The previous prime is 13232031193. The next prime is 13232031247. The reversal of 13232031203 is 30213023231.

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 13232031203 - 220 = 13230982627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13232031283) 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, 31226 + ... + 165647.

It is an arithmetic number, because the mean of its divisors is an integer number (3308073822).

Almost surely, 213232031203 is an apocalyptic number.

13232031203 is a deficient number, since it is larger than the sum of its proper divisors (264085).

13232031203 is an equidigital number, since it uses as much as digits as its factorization.

13232031203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264084.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13232031203 its reverse (30213023231), we get a palindrome (43445054434).

The spelling of 13232031203 in words is "thirteen billion, two hundred thirty-two million, thirty-one thousand, two hundred three".

Divisors: 1 67211 196873 13232031203