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6993425 = 521914723
BaseRepresentation
bin11010101011011000010001
3111011022011202
4122223120101
53242242200
6405520545
7113304665
oct32533021
914138152
106993425
113a4729a
122413155
1315ab22a
14d008a5
159321d5
hex6ab611

6993425 has 12 divisors (see below), whose sum is σ = 9128880. Its totient is φ = 5299920.

The previous prime is 6993421. The next prime is 6993451. The reversal of 6993425 is 5243996.

It is not a de Polignac number, because 6993425 - 22 = 6993421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6993421) 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, 6887 + ... + 7836.

It is an arithmetic number, because the mean of its divisors is an integer number (760740).

Almost surely, 26993425 is an apocalyptic number.

It is an amenable number.

6993425 is a deficient number, since it is larger than the sum of its proper divisors (2135455).

6993425 is a wasteful number, since it uses less digits than its factorization.

6993425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14752 (or 14747 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 6993425 is about 2644.5084609432. The cubic root of 6993425 is about 191.2332065508.

The spelling of 6993425 in words is "six million, nine hundred ninety-three thousand, four hundred twenty-five".

Divisors: 1 5 19 25 95 475 14723 73615 279737 368075 1398685 6993425