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3020055 = 35201337
BaseRepresentation
bin1011100001010100010111
312200102201220
423201110113
51233120210
6144421423
734445553
oct13412427
95612656
103020055
111783015
121017873
1381981c
14588863
153e9c70
hex2e1517

3020055 has 8 divisors (see below), whose sum is σ = 4832112. Its totient is φ = 1610688.

The previous prime is 3020027. The next prime is 3020077. The reversal of 3020055 is 5500203.

3020055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3020055 - 25 = 3020023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15), and also a Moran number because the ratio is a prime number: 201337 = 3020055 / (3 + 0 + 2 + 0 + 0 + 5 + 5).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 100654 + ... + 100683.

It is an arithmetic number, because the mean of its divisors is an integer number (604014).

Almost surely, 23020055 is an apocalyptic number.

3020055 is a deficient number, since it is larger than the sum of its proper divisors (1812057).

3020055 is a wasteful number, since it uses less digits than its factorization.

3020055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201345.

The product of its (nonzero) digits is 150, while the sum is 15.

The square root of 3020055 is about 1737.8305440980. The cubic root of 3020055 is about 144.5456248133.

Adding to 3020055 its reverse (5500203), we get a palindrome (8520258).

The spelling of 3020055 in words is "three million, twenty thousand, fifty-five".

Divisors: 1 3 5 15 201337 604011 1006685 3020055