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3069 = 321131
BaseRepresentation
bin101111111101
311012200
4233331
544234
622113
711643
oct5775
94180
103069
112340
121939
131521
141193
15d99
hexbfd

3069 has 12 divisors (see below), whose sum is σ = 4992. Its totient is φ = 1800.

The previous prime is 3067. The next prime is 3079. The reversal of 3069 is 9603.

3069 is nontrivially palindromic in base 2 and base 8.

It is not a de Polignac number, because 3069 - 21 = 3067 is a prime.

It is a super-2 number, since 2×30692 = 18837522, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84 + ... + 114.

It is an arithmetic number, because the mean of its divisors is an integer number (416).

23069 is an apocalyptic number.

It is an amenable number.

3069 is a deficient number, since it is larger than the sum of its proper divisors (1923).

3069 is a wasteful number, since it uses less digits than its factorization.

3069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48 (or 45 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 3069 is about 55.3985559379. The cubic root of 3069 is about 14.5322311166.

The spelling of 3069 in words is "three thousand, sixty-nine".

Divisors: 1 3 9 11 31 33 93 99 279 341 1023 3069