Search a number
-
+
244144273 = 475194559
BaseRepresentation
bin11101000110101…
…01100010010001
3122000101210222111
432203111202101
51000000104043
640120505321
76023122612
oct1643254221
9560353874
10244144273
111158a422a
126991b241
133b772289
14245d3c09
151667909d
hexe8d5891

244144273 has 4 divisors (see below), whose sum is σ = 249338880. Its totient is φ = 238949668.

The previous prime is 244144253. The next prime is 244144289. The reversal of 244144273 is 372441442.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 244144273 - 29 = 244143761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244144223) 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, 2597233 + ... + 2597326.

It is an arithmetic number, because the mean of its divisors is an integer number (62334720).

Almost surely, 2244144273 is an apocalyptic number.

It is an amenable number.

244144273 is a deficient number, since it is larger than the sum of its proper divisors (5194607).

244144273 is an equidigital number, since it uses as much as digits as its factorization.

244144273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5194606.

The product of its digits is 21504, while the sum is 31.

The square root of 244144273 is about 15625.1167355639. The cubic root of 244144273 is about 625.0031129445.

The spelling of 244144273 in words is "two hundred forty-four million, one hundred forty-four thousand, two hundred seventy-three".

Divisors: 1 47 5194559 244144273