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675696393 = 32471597391
BaseRepresentation
bin101000010001100…
…100111100001001
31202002102221012100
4220101210330021
52340434241033
6151014304013
722513216221
oct5021447411
91662387170
10675696393
1131745a779
1216a358009
13a9cb0168
1465a4d081
153e4c1513
hex28464f09

675696393 has 12 divisors (see below), whose sum is σ = 996772608. Its totient is φ = 440879640.

The previous prime is 675696389. The next prime is 675696397. The reversal of 675696393 is 393696576.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (675696389) and next prime (675696397).

It is not a de Polignac number, because 675696393 - 22 = 675696389 is a prime.

It is not an unprimeable number, because it can be changed into a prime (675696397) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 798273 + ... + 799118.

It is an arithmetic number, because the mean of its divisors is an integer number (83064384).

Almost surely, 2675696393 is an apocalyptic number.

It is an amenable number.

675696393 is a deficient number, since it is larger than the sum of its proper divisors (321076215).

675696393 is a wasteful number, since it uses less digits than its factorization.

675696393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1597444 (or 1597441 counting only the distinct ones).

The product of its digits is 5511240, while the sum is 54.

The square root of 675696393 is about 25994.1607481373. The cubic root of 675696393 is about 877.5068867407.

The spelling of 675696393 in words is "six hundred seventy-five million, six hundred ninety-six thousand, three hundred ninety-three".

Divisors: 1 3 9 47 141 423 1597391 4792173 14376519 75077377 225232131 675696393