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3000141 = 32333349
BaseRepresentation
bin1011011100011101001101
312122102102100
423130131031
51232001031
6144145313
734333524
oct13343515
95572370
103000141
11176a061
121008239
13810741
145814bb
153e3de6
hex2dc74d

3000141 has 6 divisors (see below), whose sum is σ = 4333550. Its totient is φ = 2000088.

The previous prime is 3000133. The next prime is 3000161. The reversal of 3000141 is 1410003.

It can be written as a sum of positive squares in only one way, i.e., 2414916 + 585225 = 1554^2 + 765^2 .

It is not a de Polignac number, because 3000141 - 23 = 3000133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 333349 = 3000141 / (3 + 0 + 0 + 0 + 1 + 4 + 1).

It is an Ulam number.

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 (3000131) 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 5 ways as a sum of consecutive naturals, for example, 166666 + ... + 166683.

Almost surely, 23000141 is an apocalyptic number.

It is an amenable number.

3000141 is a deficient number, since it is larger than the sum of its proper divisors (1333409).

3000141 is a wasteful number, since it uses less digits than its factorization.

3000141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333355 (or 333352 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 3000141 is about 1732.0915102846. The cubic root of 3000141 is about 144.2272165197.

Adding to 3000141 its reverse (1410003), we get a palindrome (4410144).

The spelling of 3000141 in words is "three million, one hundred forty-one", and thus it is an aban number.

Divisors: 1 3 9 333349 1000047 3000141