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3066741 = 3437861
BaseRepresentation
bin1011101100101101110101
312202210210000
423230231311
51241113431
6145421513
735031636
oct13545565
95683700
103066741
1118050a7
12103a899
13834b52
1459b88d
154089e6
hex2ecb75

3066741 has 10 divisors (see below), whose sum is σ = 4581302. Its totient is φ = 2044440.

The previous prime is 3066731. The next prime is 3066743. The reversal of 3066741 is 1476603.

It can be written as a sum of positive squares in only one way, i.e., 3048516 + 18225 = 1746^2 + 135^2 .

It is not a de Polignac number, because 3066741 - 25 = 3066709 is a prime.

It is a super-2 number, since 2×30667412 = 18809800722162, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 (3066743) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 18850 + ... + 19011.

Almost surely, 23066741 is an apocalyptic number.

It is an amenable number.

3066741 is a deficient number, since it is larger than the sum of its proper divisors (1514561).

3066741 is an equidigital number, since it uses as much as digits as its factorization.

3066741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37873 (or 37864 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 3066741 is about 1751.2112950755. The cubic root of 3066741 is about 145.2866465972.

The spelling of 3066741 in words is "three million, sixty-six thousand, seven hundred forty-one".

Divisors: 1 3 9 27 81 37861 113583 340749 1022247 3066741