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244312051 = 1919316659
BaseRepresentation
bin11101000111111…
…10011111110011
3122000201100010111
432203332133303
51000020441201
640124242151
76024422014
oct1643763763
9560640114
10244312051
111159a9295
12699a0357
133b800759
142463900b
15166adb51
hexe8fe7f3

244312051 has 8 divisors (see below), whose sum is σ = 257342400. Its totient is φ = 231298920.

The previous prime is 244312043. The next prime is 244312087. The reversal of 244312051 is 150213442.

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 244312051 - 23 = 244312043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244312001) 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, 33360 + ... + 40018.

It is an arithmetic number, because the mean of its divisors is an integer number (32167800).

Almost surely, 2244312051 is an apocalyptic number.

244312051 is a deficient number, since it is larger than the sum of its proper divisors (13030349).

244312051 is a wasteful number, since it uses less digits than its factorization.

244312051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8609.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 244312051 is about 15630.4846693889. The cubic root of 244312051 is about 625.1462492952.

Adding to 244312051 its reverse (150213442), we get a palindrome (394525493).

The spelling of 244312051 in words is "two hundred forty-four million, three hundred twelve thousand, fifty-one".

Divisors: 1 19 1931 6659 36689 126521 12858529 244312051