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4890061 = 11974583
BaseRepresentation
bin10010101001110111001101
3100012102220101
4102221313031
52222440221
6252451101
756364511
oct22516715
910172811
104890061
11283aa80
121779a91
131022a37
14914141
15668d91
hex4a9dcd

4890061 has 8 divisors (see below), whose sum is σ = 5390784. Its totient is φ = 4398720.

The previous prime is 4890047. The next prime is 4890091. The reversal of 4890061 is 1600984.

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 4890061 - 27 = 4889933 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4890001) 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 7 ways as a sum of consecutive naturals, for example, 1225 + ... + 3358.

It is an arithmetic number, because the mean of its divisors is an integer number (673848).

Almost surely, 24890061 is an apocalyptic number.

It is an amenable number.

4890061 is a deficient number, since it is larger than the sum of its proper divisors (500723).

4890061 is a wasteful number, since it uses less digits than its factorization.

4890061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4691.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 4890061 is about 2211.3482312833. The cubic root of 4890061 is about 169.7350081437.

It can be divided in two parts, 48 and 90061, that added together give a palindrome (90109).

The spelling of 4890061 in words is "four million, eight hundred ninety thousand, sixty-one".

Divisors: 1 11 97 1067 4583 50413 444551 4890061