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679075351 = 6719751449
BaseRepresentation
bin101000011110011…
…101111000010111
31202022210121020221
4220132131320113
52342320402401
6151214535211
722554021343
oct5036357027
91668717227
10679075351
113193583a9
1216b507507
13aa8c4146
146628c623
153e93c7a1
hex2879de17

679075351 has 8 divisors (see below), whose sum is σ = 692722800. Its totient is φ = 665531328.

The previous prime is 679075303. The next prime is 679075403. The reversal of 679075351 is 153570976.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-679075351 is a prime.

It is a super-2 number, since 2×6790753512 = 922286664671546402, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 679075298 and 679075307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679075301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12526 + ... + 38923.

It is an arithmetic number, because the mean of its divisors is an integer number (86590350).

Almost surely, 2679075351 is an apocalyptic number.

679075351 is a deficient number, since it is larger than the sum of its proper divisors (13647449).

679075351 is a wasteful number, since it uses less digits than its factorization.

679075351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51713.

The product of its (nonzero) digits is 198450, while the sum is 43.

The square root of 679075351 is about 26059.0742544704. The cubic root of 679075351 is about 878.9671728346.

The spelling of 679075351 in words is "six hundred seventy-nine million, seventy-five thousand, three hundred fifty-one".

Divisors: 1 67 197 13199 51449 3447083 10135453 679075351