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12972996596 = 227463321307
BaseRepresentation
bin11000001010100000…
…00011011111110100
31020111002222111202102
430011100003133310
5203032041342341
65543144201232
7636324436340
oct140520033764
936432874672
1012972996596
115557a1139a
122620769218
1312b9908961
148b0d3a620
1550ddbac9b
hex3054037f4

12972996596 has 12 divisors (see below), whose sum is σ = 25945993248. Its totient is φ = 5559855672.

The previous prime is 12972996593. The next prime is 12972996649. The reversal of 12972996596 is 69569927921.

12972996596 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12972996593) 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, 231660626 + ... + 231660681.

It is an arithmetic number, because the mean of its divisors is an integer number (2162166104).

Almost surely, 212972996596 is an apocalyptic number.

It is an amenable number.

12972996596 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12972996596 is a wasteful number, since it uses less digits than its factorization.

12972996596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463321318 (or 463321316 counting only the distinct ones).

The product of its digits is 33067440, while the sum is 65.

The spelling of 12972996596 in words is "twelve billion, nine hundred seventy-two million, nine hundred ninety-six thousand, five hundred ninety-six".

Divisors: 1 2 4 7 14 28 463321307 926642614 1853285228 3243249149 6486498298 12972996596