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3001161 = 31815527
BaseRepresentation
bin1011011100101101001001
312122110211010
423130231021
51232014121
6144154133
734336512
oct13345511
95573733
103001161
11176a8a9
121008949
13811047
14581a09
153e4376
hex2dcb49

3001161 has 8 divisors (see below), whose sum is σ = 4024384. Its totient is φ = 1989360.

The previous prime is 3001151. The next prime is 3001171. The reversal of 3001161 is 1611003.

It is an interprime number because it is at equal distance from previous prime (3001151) and next prime (3001171).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3001161 - 214 = 2984777 is a prime.

It is a Duffinian number.

3001161 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3001121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2221 + ... + 3306.

It is an arithmetic number, because the mean of its divisors is an integer number (503048).

Almost surely, 23001161 is an apocalyptic number.

It is an amenable number.

3001161 is a deficient number, since it is larger than the sum of its proper divisors (1023223).

3001161 is a wasteful number, since it uses less digits than its factorization.

3001161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5711.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 3001161 is about 1732.3859269805. The cubic root of 3001161 is about 144.2435596507.

Adding to 3001161 its reverse (1611003), we get a palindrome (4612164).

The spelling of 3001161 in words is "three million, one thousand, one hundred sixty-one".

Divisors: 1 3 181 543 5527 16581 1000387 3001161