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3806201 = 72347503
BaseRepresentation
bin1110100001001111111001
321011101010102
432201033321
51433244301
6213325145
744231540
oct16411771
97141112
103806201
11216a723
1213367b5
13a335b9
14711157
15502b6b
hex3a13f9

3806201 has 16 divisors (see below), whose sum is σ = 4644864. Its totient is φ = 3048144.

The previous prime is 3806197. The next prime is 3806207. The reversal of 3806201 is 1026083.

It is not a de Polignac number, because 3806201 - 22 = 3806197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3806207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7316 + ... + 7818.

It is an arithmetic number, because the mean of its divisors is an integer number (290304).

Almost surely, 23806201 is an apocalyptic number.

It is an amenable number.

3806201 is a deficient number, since it is larger than the sum of its proper divisors (838663).

3806201 is a wasteful number, since it uses less digits than its factorization.

3806201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 3806201 is about 1950.9487435604. The cubic root of 3806201 is about 156.1339114247.

The spelling of 3806201 in words is "three million, eight hundred six thousand, two hundred one".

Divisors: 1 7 23 47 161 329 503 1081 3521 7567 11569 23641 80983 165487 543743 3806201