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3206090 = 25320609
BaseRepresentation
bin1100001110101111001010
320000212221002
430032233022
51310043330
6152415002
736152126
oct14165712
96025832
103206090
11189a868
1210a7462
138833c4
145d6586
15434e45
hex30ebca

3206090 has 8 divisors (see below), whose sum is σ = 5770980. Its totient is φ = 1282432.

The previous prime is 3206083. The next prime is 3206101. The reversal of 3206090 is 906023.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3129361 + 76729 = 1769^2 + 277^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160295 + ... + 160314.

Almost surely, 23206090 is an apocalyptic number.

3206090 is a deficient number, since it is larger than the sum of its proper divisors (2564890).

3206090 is a wasteful number, since it uses less digits than its factorization.

3206090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320616.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 3206090 is about 1790.5557796394. Note that the first 3 decimals coincide. The cubic root of 3206090 is about 147.4546830047.

The spelling of 3206090 in words is "three million, two hundred six thousand, ninety".

Divisors: 1 2 5 10 320609 641218 1603045 3206090