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682882143 = 31631396487
BaseRepresentation
bin101000101100111…
…111010001011111
31202120222000012020
4220230333101133
52344304212033
6151432311223
722631255016
oct5054772137
91676860166
10682882143
11320518509
12170842513
13ab627a98
146699da7d
153ee406b3
hex28b3f45f

682882143 has 8 divisors (see below), whose sum is σ = 916096128. Its totient is φ = 452461464.

The previous prime is 682882133. The next prime is 682882147. The reversal of 682882143 is 341288286.

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 682882143 - 24 = 682882127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 682882095 and 682882104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682882147) 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, 697755 + ... + 698732.

It is an arithmetic number, because the mean of its divisors is an integer number (114512016).

Almost surely, 2682882143 is an apocalyptic number.

682882143 is a deficient number, since it is larger than the sum of its proper divisors (233213985).

682882143 is a wasteful number, since it uses less digits than its factorization.

682882143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396653.

The product of its digits is 147456, while the sum is 42.

The square root of 682882143 is about 26132.0137570758. The cubic root of 682882143 is about 880.6065648526.

The spelling of 682882143 in words is "six hundred eighty-two million, eight hundred eighty-two thousand, one hundred forty-three".

Divisors: 1 3 163 489 1396487 4189461 227627381 682882143