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244200131 = 7231516771
BaseRepresentation
bin11101000111000…
…11001011000011
3122000111122121022
432203203023003
51000003401011
640122020055
76023444510
oct1643431303
9560448538
10244200131
1111593219a
126994762b
133b791826
142460a307
151668a8db
hexe8e32c3

244200131 has 8 divisors (see below), whose sum is σ = 291220224. Its totient is φ = 200213640.

The previous prime is 244200127. The next prime is 244200133. The reversal of 244200131 is 131002442.

244200131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 244200131 - 22 = 244200127 is a prime.

It is a super-2 number, since 2×2442001312 = 119267407960834322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244200133) 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, 758225 + ... + 758546.

It is an arithmetic number, because the mean of its divisors is an integer number (36402528).

Almost surely, 2244200131 is an apocalyptic number.

244200131 is a deficient number, since it is larger than the sum of its proper divisors (47020093).

244200131 is a wasteful number, since it uses less digits than its factorization.

244200131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516801.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 244200131 is about 15626.9040759838. The cubic root of 244200131 is about 625.0507743284.

Adding to 244200131 its reverse (131002442), we get a palindrome (375202573).

The spelling of 244200131 in words is "two hundred forty-four million, two hundred thousand, one hundred thirty-one".

Divisors: 1 7 23 161 1516771 10617397 34885733 244200131