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3128422768206 = 231730670811453
BaseRepresentation
bin101101100001100100100…
…001110001111001001110
3102002002000011100211210120
4231201210201301321032
5402224002212040311
610353102205045410
7442010142530031
oct55414441617116
912062004324716
103128422768206
11aa683610525a
12426386556866
13199016a11088
14ab5b8b17018
155659dda4706
hex2d864871e4e

3128422768206 has 16 divisors (see below), whose sum is σ = 6624895274064. Its totient is φ = 981465966464.

The previous prime is 3128422768193. The next prime is 3128422768213. The reversal of 3128422768206 is 6028672248213.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

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, 15335405625 + ... + 15335405828.

It is an arithmetic number, because the mean of its divisors is an integer number (414055954629).

Almost surely, 23128422768206 is an apocalyptic number.

3128422768206 is an abundant number, since it is smaller than the sum of its proper divisors (3496472505858).

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

3128422768206 is a wasteful number, since it uses less digits than its factorization.

3128422768206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30670811475.

The product of its (nonzero) digits is 3096576, while the sum is 51.

The spelling of 3128422768206 in words is "three trillion, one hundred twenty-eight billion, four hundred twenty-two million, seven hundred sixty-eight thousand, two hundred six".

Divisors: 1 2 3 6 17 34 51 102 30670811453 61341622906 92012434359 184024868718 521403794701 1042807589402 1564211384103 3128422768206