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3031061 = 11713881
BaseRepresentation
bin1011100100000000010101
312200222211112
423210000111
51233443221
6144544405
734522625
oct13440025
95628745
103031061
111790310
121022105
13821837
1458c885
153ed15b
hex2e4015

3031061 has 8 divisors (see below), whose sum is σ = 3354048. Its totient is φ = 2716000.

The previous prime is 3031043. The next prime is 3031069. The reversal of 3031061 is 1601303.

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

It is a cyclic number.

It is not a de Polignac number, because 3031061 - 26 = 3030997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3031069) 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, 1160 + ... + 2721.

It is an arithmetic number, because the mean of its divisors is an integer number (419256).

Almost surely, 23031061 is an apocalyptic number.

It is an amenable number.

3031061 is a deficient number, since it is larger than the sum of its proper divisors (322987).

3031061 is a wasteful number, since it uses less digits than its factorization.

3031061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3963.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 3031061 is about 1740.9942561651. The cubic root of 3031061 is about 144.7210013669.

Adding to 3031061 its reverse (1601303), we get a palindrome (4632364).

The spelling of 3031061 in words is "three million, thirty-one thousand, sixty-one".

Divisors: 1 11 71 781 3881 42691 275551 3031061