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3020069 = 131912227
BaseRepresentation
bin1011100001010100100101
312200102202102
423201110211
51233120234
6144421445
734445603
oct13412445
95612672
103020069
111783028
121017885
13819830
14588873
153e9c7e
hex2e1525

3020069 has 8 divisors (see below), whose sum is σ = 3423840. Its totient is φ = 2640816.

The previous prime is 3020027. The next prime is 3020077. The reversal of 3020069 is 9600203.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3020069 is a prime.

It is a super-2 number, since 2×30200692 = 18241633529522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3020069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020869) 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, 5867 + ... + 6360.

It is an arithmetic number, because the mean of its divisors is an integer number (427980).

Almost surely, 23020069 is an apocalyptic number.

It is an amenable number.

3020069 is a deficient number, since it is larger than the sum of its proper divisors (403771).

3020069 is a wasteful number, since it uses less digits than its factorization.

3020069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12259.

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

The square root of 3020069 is about 1737.8345721040. The cubic root of 3020069 is about 144.5458481685.

The spelling of 3020069 in words is "three million, twenty thousand, sixty-nine".

Divisors: 1 13 19 247 12227 158951 232313 3020069