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6997086 = 232388727
BaseRepresentation
bin11010101100010001011110
3111011111012100
4122230101132
53242401321
6405545530
7113321445
oct32542136
914144170
106997086
113a4a018
1224152a6
1315acab5
14d01d5c
15933326
hex6ac45e

6997086 has 12 divisors (see below), whose sum is σ = 15160392. Its totient is φ = 2332356.

The previous prime is 6997069. The next prime is 6997087. The reversal of 6997086 is 6807996.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6997087) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 194346 + ... + 194381.

It is an arithmetic number, because the mean of its divisors is an integer number (1263366).

Almost surely, 26997086 is an apocalyptic number.

6997086 is an abundant number, since it is smaller than the sum of its proper divisors (8163306).

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

6997086 is a wasteful number, since it uses less digits than its factorization.

6997086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388735 (or 388732 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 6997086 is about 2645.2005595039. The cubic root of 6997086 is about 191.2665703956.

The spelling of 6997086 in words is "six million, nine hundred ninety-seven thousand, eighty-six".

Divisors: 1 2 3 6 9 18 388727 777454 1166181 2332362 3498543 6997086