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244500049 = 1811976857
BaseRepresentation
bin11101001001011…
…00011001010001
3122001001220000101
432210230121101
51000043000144
640132252401
76026134063
oct1644543121
9561056011
10244500049
11116017562
1269a71101
133b8681b1
1424687733
15166e96d4
hexe92c651

244500049 has 8 divisors (see below), whose sum is σ = 247134888. Its totient is φ = 241879680.

The previous prime is 244500031. The next prime is 244500083. The reversal of 244500049 is 940005442.

It can be written as a sum of positive squares in 4 ways, for example, as 140625 + 244359424 = 375^2 + 15632^2 .

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 244500049 - 29 = 244499537 is a prime.

It is a super-2 number, since 2×2445000492 = 119560547922004802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244500089) 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, 32229 + ... + 39085.

It is an arithmetic number, because the mean of its divisors is an integer number (30891861).

Almost surely, 2244500049 is an apocalyptic number.

It is an amenable number.

244500049 is a deficient number, since it is larger than the sum of its proper divisors (2634839).

244500049 is a wasteful number, since it uses less digits than its factorization.

244500049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7235.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 244500049 is about 15636.4973379590. The cubic root of 244500049 is about 625.3065580908.

It can be divided in two parts, 2 and 44500049, that multiplied together give a palindrome (89000098).

The spelling of 244500049 in words is "two hundred forty-four million, five hundred thousand, forty-nine".

Divisors: 1 181 197 6857 35657 1241117 1350829 244500049