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682132897 = 3123394439
BaseRepresentation
bin101000101010001…
…000010110100001
31202112112221102101
4220222020112201
52344111223042
6151404250401
722622014435
oct5052102641
91675487371
10682132897
113200565a6
12170540a01
13ab424a44
14668469c5
153ed436b7
hex28a885a1

682132897 has 8 divisors (see below), whose sum is σ = 707166720. Its totient is φ = 657288480.

The previous prime is 682132859. The next prime is 682132903. The reversal of 682132897 is 798231286.

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-682132897 is a prime.

It is a super-2 number, since 2×6821328972 = 930610578339225218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (682432897) 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 7 ways as a sum of consecutive naturals, for example, 39997 + ... + 54442.

It is an arithmetic number, because the mean of its divisors is an integer number (88395840).

Almost surely, 2682132897 is an apocalyptic number.

It is an amenable number.

682132897 is a deficient number, since it is larger than the sum of its proper divisors (25033823).

682132897 is a wasteful number, since it uses less digits than its factorization.

682132897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94703.

The product of its digits is 290304, while the sum is 46.

The square root of 682132897 is about 26117.6740350285. The cubic root of 682132897 is about 880.2843851013.

The spelling of 682132897 in words is "six hundred eighty-two million, one hundred thirty-two thousand, eight hundred ninety-seven".

Divisors: 1 31 233 7223 94439 2927609 22004287 682132897