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6830957 = 717137419
BaseRepresentation
bin11010000011101101101101
3110212001022102
4122003231231
53222042312
6402224445
7112030220
oct32035555
913761272
106830957
113946221
122355125
1315522b3
14c9b5b7
158edec2
hex683b6d

6830957 has 16 divisors (see below), whose sum is σ = 8346240. Its totient is φ = 5457408.

The previous prime is 6830951. The next prime is 6830959. The reversal of 6830957 is 7590386.

6830957 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6830957 - 214 = 6814573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6830957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6830951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16094 + ... + 16512.

It is an arithmetic number, because the mean of its divisors is an integer number (521640).

Almost surely, 26830957 is an apocalyptic number.

It is an amenable number.

6830957 is a deficient number, since it is larger than the sum of its proper divisors (1515283).

6830957 is a wasteful number, since it uses less digits than its factorization.

6830957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 6830957 is about 2613.6099555978. The cubic root of 6830957 is about 189.7407081722.

The spelling of 6830957 in words is "six million, eight hundred thirty thousand, nine hundred fifty-seven".

Divisors: 1 7 17 119 137 419 959 2329 2933 7123 16303 49861 57403 401821 975851 6830957