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244144901 = 72111334843
BaseRepresentation
bin11101000110101…
…01101100000101
3122000101211211202
432203111230011
51000000114101
640120512245
76023124500
oct1643255405
9560354752
10244144901
111158a4750
126991b685
133b772650
14245d4137
151667936b
hexe8d5b05

244144901 has 24 divisors (see below), whose sum is σ = 333666144. Its totient is φ = 175603680.

The previous prime is 244144877. The next prime is 244144903. The reversal of 244144901 is 109441442.

244144901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-244144901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244144903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10415 + ... + 24428.

It is an arithmetic number, because the mean of its divisors is an integer number (13902756).

Almost surely, 2244144901 is an apocalyptic number.

It is an amenable number.

244144901 is a deficient number, since it is larger than the sum of its proper divisors (89521243).

244144901 is a wasteful number, since it uses less digits than its factorization.

244144901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34881 (or 34874 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 244144901 is about 15625.1368314009. The cubic root of 244144901 is about 625.0036488320.

The spelling of 244144901 in words is "two hundred forty-four million, one hundred forty-four thousand, nine hundred one".

Divisors: 1 7 11 13 49 77 91 143 539 637 1001 7007 34843 243901 383273 452959 1707307 2682911 3170713 4982549 18780377 22194991 34877843 244144901