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12996007385 = 514551178627
BaseRepresentation
bin11000001101001111…
…10101010111011001
31020112201021120121212
430012213311113121
5203103434214020
65545325312505
7640024145234
oct140647652731
936481246555
1012996007385
1155699a8779
122628405735
1312c16045ca
148b400a41b
15510e13cc5
hex3069f55d9

12996007385 has 8 divisors (see below), whose sum is σ = 15596367936. Its totient is φ = 10396033200.

The previous prime is 12996007363. The next prime is 12996007399. The reversal of 12996007385 is 58370069921.

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

It is not a de Polignac number, because 12996007385 - 212 = 12996003289 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16559 + ... + 162068.

It is an arithmetic number, because the mean of its divisors is an integer number (1949545992).

Almost surely, 212996007385 is an apocalyptic number.

It is an amenable number.

12996007385 is a deficient number, since it is larger than the sum of its proper divisors (2600360551).

12996007385 is a wasteful number, since it uses less digits than its factorization.

12996007385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193183.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 12996007385 in words is "twelve billion, nine hundred ninety-six million, seven thousand, three hundred eighty-five".

Divisors: 1 5 14551 72755 178627 893135 2599201477 12996007385