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244254401 = 1271923263
BaseRepresentation
bin11101000111100…
…00011011000001
3122000121102001022
432203300123001
51000012120101
640123115225
76024061646
oct1643603301
9560542038
10244254401
11115969a46
1269972b15
133b7b0441
1424621dcd
151669ba1b
hexe8f06c1

244254401 has 4 divisors (see below), whose sum is σ = 246177792. Its totient is φ = 242331012.

The previous prime is 244254379. The next prime is 244254403. The reversal of 244254401 is 104452442.

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 244254401 - 214 = 244238017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244254403) 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, 961505 + ... + 961758.

It is an arithmetic number, because the mean of its divisors is an integer number (61544448).

Almost surely, 2244254401 is an apocalyptic number.

It is an amenable number.

244254401 is a deficient number, since it is larger than the sum of its proper divisors (1923391).

244254401 is a wasteful number, since it uses less digits than its factorization.

244254401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923390.

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 244254401 is about 15628.6404079178. The cubic root of 244254401 is about 625.0970737752.

The spelling of 244254401 in words is "two hundred forty-four million, two hundred fifty-four thousand, four hundred one".

Divisors: 1 127 1923263 244254401