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12764949210911 = 103330137543637
BaseRepresentation
bin1011100111000001001001…
…0000110110011100011111
31200012022120020222021022102
42321300102100312130133
53133120103444222121
643052045310235315
72455144225016042
oct271602220663437
950168506867272
1012764949210911
114081648058a07
121521b237b5b3b
13717963a71c71
14321b80bb6c59
151720a3e9d90b
hexb9c1243671f

12764949210911 has 8 divisors (see below), whose sum is σ = 12892785638304. Its totient is φ = 12637187877600.

The previous prime is 12764949210857. The next prime is 12764949210913. The reversal of 12764949210911 is 11901294946721.

12764949210911 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12764949210911 is a prime.

It is a super-2 number, since 2×127649492109112 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12764949210913) 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, 18431816 + ... + 19111821.

It is an arithmetic number, because the mean of its divisors is an integer number (1611598204788).

Almost surely, 212764949210911 is an apocalyptic number.

12764949210911 is a deficient number, since it is larger than the sum of its proper divisors (127836427393).

12764949210911 is a wasteful number, since it uses less digits than its factorization.

12764949210911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37547041.

The product of its (nonzero) digits is 1959552, while the sum is 56.

The spelling of 12764949210911 in words is "twelve trillion, seven hundred sixty-four billion, nine hundred forty-nine million, two hundred ten thousand, nine hundred eleven".

Divisors: 1 103 3301 340003 37543637 3866994611 123931545737 12764949210911