[go: up one dir, main page]

Search a number
-
+
3042955 = 5608591
BaseRepresentation
bin1011100110111010001011
312201121011001
423212322023
51234333310
6145115431
734602406
oct13467213
95647131
103042955
111799243
121028b77
13827086
14592d3d
1540193a
hex2e6e8b

3042955 has 4 divisors (see below), whose sum is σ = 3651552. Its totient is φ = 2434360.

The previous prime is 3042947. The next prime is 3042959. The reversal of 3042955 is 5592403.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5592403 = 19294337.

It is not a de Polignac number, because 3042955 - 23 = 3042947 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3042959) 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 3 ways as a sum of consecutive naturals, for example, 304291 + ... + 304300.

It is an arithmetic number, because the mean of its divisors is an integer number (912888).

Almost surely, 23042955 is an apocalyptic number.

3042955 is a deficient number, since it is larger than the sum of its proper divisors (608597).

3042955 is an equidigital number, since it uses as much as digits as its factorization.

3042955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608596.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 3042955 is about 1744.4067759557. The cubic root of 3042955 is about 144.9100512285.

The spelling of 3042955 in words is "three million, forty-two thousand, nine hundred fifty-five".

Divisors: 1 5 608591 3042955