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6800413 = 29421557
BaseRepresentation
bin11001111100010000011101
3110210111102011
4121330100131
53220103123
6401431221
7111542164
oct31742035
913714364
106800413
113925284
12233b511
131541419
14c903db
158e4e0d
hex67c41d

6800413 has 8 divisors (see below), whose sum is σ = 7064280. Its totient is φ = 6538560.

The previous prime is 6800411. The next prime is 6800419. The reversal of 6800413 is 3140086.

It can be written as a sum of positive squares in 4 ways, for example, as 257049 + 6543364 = 507^2 + 2558^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6800413 - 21 = 6800411 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6800411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11931 + ... + 12487.

It is an arithmetic number, because the mean of its divisors is an integer number (883035).

Almost surely, 26800413 is an apocalyptic number.

It is an amenable number.

6800413 is a deficient number, since it is larger than the sum of its proper divisors (263867).

6800413 is a wasteful number, since it uses less digits than its factorization.

6800413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 6800413 is about 2607.7601500138. The cubic root of 6800413 is about 189.4574828672.

Adding to 6800413 its reverse (3140086), we get a palindrome (9940499).

The spelling of 6800413 in words is "six million, eight hundred thousand, four hundred thirteen".

Divisors: 1 29 421 557 12209 16153 234497 6800413