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6800913 = 327107951
BaseRepresentation
bin11001111100011000010001
3110210112002200
4121330120101
53220112123
6401433413
7111543510
oct31743021
913715080
106800913
113925699
12233b869
131541712
14c90677
158e5143
hex67c611

6800913 has 12 divisors (see below), whose sum is σ = 11227008. Its totient is φ = 3886200.

The previous prime is 6800903. The next prime is 6800929. The reversal of 6800913 is 3190086.

It is not a de Polignac number, because 6800913 - 28 = 6800657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6800903) 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 11 ways as a sum of consecutive naturals, for example, 53913 + ... + 54038.

It is an arithmetic number, because the mean of its divisors is an integer number (935584).

Almost surely, 26800913 is an apocalyptic number.

6800913 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

6800913 is a deficient number, since it is larger than the sum of its proper divisors (4426095).

6800913 is a wasteful number, since it uses less digits than its factorization.

6800913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107964 (or 107961 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 6800913 is about 2607.8560159641. The cubic root of 6800913 is about 189.4621260372.

Adding to 6800913 its reverse (3190086), we get a palindrome (9990999).

The spelling of 6800913 in words is "six million, eight hundred thousand, nine hundred thirteen".

Divisors: 1 3 7 9 21 63 107951 323853 755657 971559 2266971 6800913