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12883164811 = 111171196801
BaseRepresentation
bin10111111111110010…
…10111111010001011
31020020211221120201021
423333321113322023
5202341042233221
65530214533311
7634154044156
oct137771277213
936224846637
1012883164811
115511235450
1225b6667237
1312a411545a
148a3034c9d
15506074041
hex2ffe57e8b

12883164811 has 4 divisors (see below), whose sum is σ = 14054361624. Its totient is φ = 11711968000.

The previous prime is 12883164779. The next prime is 12883164817. The reversal of 12883164811 is 11846138821.

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 12883164811 - 25 = 12883164779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12883164817) 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, 585598390 + ... + 585598411.

It is an arithmetic number, because the mean of its divisors is an integer number (3513590406).

Almost surely, 212883164811 is an apocalyptic number.

12883164811 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12883164811 is a deficient number, since it is larger than the sum of its proper divisors (1171196813).

12883164811 is a wasteful number, since it uses less digits than its factorization.

12883164811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171196812.

The product of its digits is 73728, while the sum is 43.

The spelling of 12883164811 in words is "twelve billion, eight hundred eighty-three million, one hundred sixty-four thousand, eight hundred eleven".

Divisors: 1 11 1171196801 12883164811