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13196230732 = 227361973009
BaseRepresentation
bin11000100101000111…
…01000000001001100
31021001200000222102101
430102203220001030
5204011213340412
610021241004444
7645005052616
oct142243500114
937050028371
1013196230732
115661a23513
122683483724
131323c39469
148d2849db6
155237b4457
hex3128e804c

13196230732 has 24 divisors (see below), whose sum is σ = 23447891600. Its totient is φ = 6497127936.

The previous prime is 13196230709. The next prime is 13196230757. The reversal of 13196230732 is 23703269131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13196230691 and 13196230700.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144244 + ... + 217252.

Almost surely, 213196230732 is an apocalyptic number.

It is an amenable number.

13196230732 is a deficient number, since it is larger than the sum of its proper divisors (10251660868).

13196230732 is a wasteful number, since it uses less digits than its factorization.

13196230732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73705 (or 73703 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 37.

Adding to 13196230732 its reverse (23703269131), we get a palindrome (36899499863).

The spelling of 13196230732 in words is "thirteen billion, one hundred ninety-six million, two hundred thirty thousand, seven hundred thirty-two".

Divisors: 1 2 4 73 146 292 619 1238 2476 45187 73009 90374 146018 180748 292036 5329657 10659314 21318628 45192571 90385142 180770284 3299057683 6598115366 13196230732