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2686113792 = 21133311567
BaseRepresentation
bin1010000000011010…
…1101100000000000
320221012101201102000
42200012231200000
521000121120132
61122312424000
7123364406355
oct24006554000
96835351360
102686113792
11115927205a
1262b6a8000
1333a66405b
141b6a5a62c
1510ac4087c
hexa01ad800

2686113792 has 192 divisors, whose sum is σ = 8218828800. Its totient is φ = 865935360.

The previous prime is 2686113791. The next prime is 2686113799. The reversal of 2686113792 is 2973116862.

2686113792 is a `hidden beast` number, since 26 + 8 + 611 + 3 + 7 + 9 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2686113791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1713393 + ... + 1714959.

It is an arithmetic number, because the mean of its divisors is an integer number (42806400).

Almost surely, 22686113792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2686113792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4109414400).

2686113792 is an abundant number, since it is smaller than the sum of its proper divisors (5532715008).

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

2686113792 is a wasteful number, since it uses less digits than its factorization.

2686113792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629 (or 1603 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 2686113792 is about 51827.7318816867. The cubic root of 2686113792 is about 1390.0853581796.

The spelling of 2686113792 in words is "two billion, six hundred eighty-six million, one hundred thirteen thousand, seven hundred ninety-two".