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3959380 = 225197969
BaseRepresentation
bin1111000110101001010100
321110011020201
433012221110
52003200010
6220510244
745440245
oct17065124
97404221
103959380
112264817
1213ab384
13a88239
14750ccc
1553323a
hex3c6a54

3959380 has 12 divisors (see below), whose sum is σ = 8314740. Its totient is φ = 1583744.

The previous prime is 3959363. The next prime is 3959387. The reversal of 3959380 is 839593.

3959380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 617796 + 3341584 = 786^2 + 1828^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3959387) 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 3 ways as a sum of consecutive naturals, for example, 98965 + ... + 99004.

It is an arithmetic number, because the mean of its divisors is an integer number (692895).

Almost surely, 23959380 is an apocalyptic number.

It is an amenable number.

3959380 is an abundant number, since it is smaller than the sum of its proper divisors (4355360).

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

3959380 is a wasteful number, since it uses less digits than its factorization.

3959380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197978 (or 197976 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 3959380 is about 1989.8190872539. The cubic root of 3959380 is about 158.2009407294.

The spelling of 3959380 in words is "three million, nine hundred fifty-nine thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 197969 395938 791876 989845 1979690 3959380