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3285082857 = 37510730631
BaseRepresentation
bin1100001111001110…
…0110001011101001
322110221110111111110
43003303212023221
523211440122412
61301550420533
7144256513020
oct30363461351
98427414443
103285082857
111436386411
12778201749
1340478b614
142324158b7
15143607d3c
hexc3ce62e9

3285082857 has 16 divisors (see below), whose sum is σ = 5006984192. Its totient is φ = 1876761360.

The previous prime is 3285082831. The next prime is 3285082861. The reversal of 3285082857 is 7582805823.

It is not a de Polignac number, because 3285082857 - 211 = 3285080809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3285082817) 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 15 ways as a sum of consecutive naturals, for example, 91932 + ... + 122562.

It is an arithmetic number, because the mean of its divisors is an integer number (312936512).

Almost surely, 23285082857 is an apocalyptic number.

It is an amenable number.

3285082857 is a deficient number, since it is larger than the sum of its proper divisors (1721901335).

3285082857 is a wasteful number, since it uses less digits than its factorization.

3285082857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35748.

The product of its (nonzero) digits is 1075200, while the sum is 48.

The square root of 3285082857 is about 57315.6423413365. The cubic root of 3285082857 is about 1486.5588586776.

The spelling of 3285082857 in words is "three billion, two hundred eighty-five million, eighty-two thousand, eight hundred fifty-seven".

Divisors: 1 3 7 21 5107 15321 30631 35749 91893 107247 214417 643251 156432517 469297551 1095027619 3285082857