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3050069 = 11277279
BaseRepresentation
bin1011101000101001010101
312201221220112
423220221111
51240100234
6145212405
734632221
oct13505125
95657815
103050069
1117a3620
121031105
1382a399
14595781
15403ace
hex2e8a55

3050069 has 4 divisors (see below), whose sum is σ = 3327360. Its totient is φ = 2772780.

The previous prime is 3050029. The next prime is 3050071. The reversal of 3050069 is 9600503.

3050069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3050069 - 216 = 2984533 is a prime.

It is a super-2 number, since 2×30500692 = 18605841809522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3050009) 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, 138629 + ... + 138650.

It is an arithmetic number, because the mean of its divisors is an integer number (831840).

Almost surely, 23050069 is an apocalyptic number.

It is an amenable number.

3050069 is a deficient number, since it is larger than the sum of its proper divisors (277291).

3050069 is a wasteful number, since it uses less digits than its factorization.

3050069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277290.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 3050069 is about 1746.4446741881. Note that the first 3 decimals coincide. The cubic root of 3050069 is about 145.0228897673.

The spelling of 3050069 in words is "three million, fifty thousand, sixty-nine".

Divisors: 1 11 277279 3050069