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3289103980 = 225971916921
BaseRepresentation
bin1100010000001011…
…1011111001101100
322111020000210102221
43010002323321230
523214002311410
61302212525124
7144335631301
oct30402737154
98436023387
103289103980
111438682558
127796207a4
13405568996
14232b810a8
15143b4e4da
hexc40bbe6c

3289103980 has 24 divisors (see below), whose sum is σ = 6908237280. Its totient is φ = 1315428480.

The previous prime is 3289103977. The next prime is 3289103981. The reversal of 3289103980 is 893019823.

It is a happy number.

3289103980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3289103981) 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, 185920 + ... + 202840.

It is an arithmetic number, because the mean of its divisors is an integer number (287843220).

Almost surely, 23289103980 is an apocalyptic number.

It is an amenable number.

3289103980 is an abundant number, since it is smaller than the sum of its proper divisors (3619133300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3289103980 is a wasteful number, since it uses less digits than its factorization.

3289103980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26649 (or 26647 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 3289103980 is about 57350.7103704915. The cubic root of 3289103980 is about 1487.1651547691.

The spelling of 3289103980 in words is "three billion, two hundred eighty-nine million, one hundred three thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 9719 16921 19438 33842 38876 48595 67684 84605 97190 169210 194380 338420 164455199 328910398 657820796 822275995 1644551990 3289103980