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3280833887 = 29277740739
BaseRepresentation
bin1100001110001101…
…1000110101011111
322110122110122000012
43003203120311133
523204343141022
61301315353435
7144205425242
oct30343306537
98418418005
103280833887
111433a44071
127768b287b
13403931636
14231a2b259
15143068de2
hexc38d8d5f

3280833887 has 8 divisors (see below), whose sum is σ = 3395271600. Its totient is φ = 3166483264.

The previous prime is 3280833869. The next prime is 3280833901. The reversal of 3280833887 is 7883380823.

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

It is a cyclic number.

It is not a de Polignac number, because 3280833887 - 28 = 3280833631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3280833847) 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, 60164 + ... + 100902.

It is an arithmetic number, because the mean of its divisors is an integer number (424408950).

Almost surely, 23280833887 is an apocalyptic number.

3280833887 is a deficient number, since it is larger than the sum of its proper divisors (114437713).

3280833887 is a wasteful number, since it uses less digits than its factorization.

3280833887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43545.

The product of its (nonzero) digits is 1548288, while the sum is 50.

The square root of 3280833887 is about 57278.5639397497. The cubic root of 3280833887 is about 1485.9176704700.

The spelling of 3280833887 in words is "three billion, two hundred eighty million, eight hundred thirty-three thousand, eight hundred eighty-seven".

Divisors: 1 29 2777 40739 80533 1181431 113132203 3280833887