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6868592 = 2429113131
BaseRepresentation
bin11010001100111001110000
3110220221221022
4122030321300
53224243332
6403115012
7112245023
oct32147160
913827838
106868592
113971525
122372a68
131566473
14cab1ba
1590a212
hex68ce70

6868592 has 40 divisors (see below), whose sum is σ = 13994640. Its totient is φ = 3261440.

The previous prime is 6868583. The next prime is 6868597. The reversal of 6868592 is 2958686.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6868597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52367 + ... + 52497.

It is an arithmetic number, because the mean of its divisors is an integer number (349866).

Almost surely, 26868592 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 6868592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6997320).

6868592 is an abundant number, since it is smaller than the sum of its proper divisors (7126048).

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

6868592 is a wasteful number, since it uses less digits than its factorization.

6868592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281 (or 275 counting only the distinct ones).

The product of its digits is 207360, while the sum is 44.

The square root of 6868592 is about 2620.7998778999. The cubic root of 6868592 is about 190.0885275360.

The spelling of 6868592 in words is "six million, eight hundred sixty-eight thousand, five hundred ninety-two".

Divisors: 1 2 4 8 16 29 58 113 116 131 226 232 262 452 464 524 904 1048 1808 2096 3277 3799 6554 7598 13108 14803 15196 26216 29606 30392 52432 59212 60784 118424 236848 429287 858574 1717148 3434296 6868592