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6968349 = 3486029
BaseRepresentation
bin11010100101010000011101
3111010000210000
4122211100131
53240441344
6405204513
7113141613
oct32452035
914100700
106968349
113a2a473
122400739
13159c9ab
14cd56b3
15929a69
hex6a541d

6968349 has 10 divisors (see below), whose sum is σ = 10409630. Its totient is φ = 4645512.

The previous prime is 6968347. The next prime is 6968359. The reversal of 6968349 is 9438696.

It can be written as a sum of positive squares in only one way, i.e., 6125625 + 842724 = 2475^2 + 918^2 .

It is not a de Polignac number, because 6968349 - 21 = 6968347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6968347) 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 9 ways as a sum of consecutive naturals, for example, 42934 + ... + 43095.

It is an arithmetic number, because the mean of its divisors is an integer number (1040963).

Almost surely, 26968349 is an apocalyptic number.

It is an amenable number.

6968349 is a deficient number, since it is larger than the sum of its proper divisors (3441281).

6968349 is an equidigital number, since it uses as much as digits as its factorization.

6968349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86041 (or 86032 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 6968349 is about 2639.7630575489. The cubic root of 6968349 is about 191.0043674705.

It can be divided in two parts, 696 and 8349, that added together give a triangular number (9045 = T134).

The spelling of 6968349 in words is "six million, nine hundred sixty-eight thousand, three hundred forty-nine".

Divisors: 1 3 9 27 81 86029 258087 774261 2322783 6968349