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675385233 = 3683329617
BaseRepresentation
bin101000010000011…
…000111110010001
31202001212010100220
4220100120332101
52340344311413
6151003503253
722510452105
oct5020307621
91661763326
10675385233
11317267a16
1216a227b29
13a9c01643
14659ab905
153e45e223
hex28418f91

675385233 has 8 divisors (see below), whose sum is σ = 901834848. Its totient is φ = 449596224.

The previous prime is 675385223. The next prime is 675385237. The reversal of 675385233 is 332583576.

It is a happy number.

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

It is not a de Polignac number, because 675385233 - 210 = 675384209 is a prime.

It is a super-3 number, since 3×6753852333 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (675385237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162760 + ... + 166857.

It is an arithmetic number, because the mean of its divisors is an integer number (112729356).

Almost surely, 2675385233 is an apocalyptic number.

It is an amenable number.

675385233 is a deficient number, since it is larger than the sum of its proper divisors (226449615).

675385233 is a wasteful number, since it uses less digits than its factorization.

675385233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330303.

The product of its digits is 453600, while the sum is 42.

The square root of 675385233 is about 25988.1748685821. The cubic root of 675385233 is about 877.3721679680.

It can be divided in two parts, 67538 and 5233, that added together give a triangular number (72771 = T381).

The spelling of 675385233 in words is "six hundred seventy-five million, three hundred eighty-five thousand, two hundred thirty-three".

Divisors: 1 3 683 2049 329617 988851 225128411 675385233