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3069131 = 13236087
BaseRepresentation
bin1011101101010011001011
312202221001112
423231103023
51241203011
6145440535
735041622
oct13552313
95687045
103069131
11180697a
12104014b
13835c70
1459c6b9
1540958b
hex2ed4cb

3069131 has 4 divisors (see below), whose sum is σ = 3305232. Its totient is φ = 2833032.

The previous prime is 3069119. The next prime is 3069133. The reversal of 3069131 is 1319603.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1319603 = 8914827.

It is a cyclic number.

It is not a de Polignac number, because 3069131 - 218 = 2806987 is a prime.

It is a super-2 number, since 2×30691312 = 18839130190322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3069097 and 3069106.

It is not an unprimeable number, because it can be changed into a prime (3069133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118031 + ... + 118056.

It is an arithmetic number, because the mean of its divisors is an integer number (826308).

Almost surely, 23069131 is an apocalyptic number.

3069131 is a deficient number, since it is larger than the sum of its proper divisors (236101).

3069131 is a wasteful number, since it uses less digits than its factorization.

3069131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236100.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 3069131 is about 1751.8935469942. The cubic root of 3069131 is about 145.3243788262.

The spelling of 3069131 in words is "three million, sixty-nine thousand, one hundred thirty-one".

Divisors: 1 13 236087 3069131