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289141127 = 11109324049
BaseRepresentation
bin10001001110111…
…111000110000111
3202011001220001122
4101032333012013
51043010004002
644405144155
710110442022
oct2116770607
9664056048
10289141127
11139238010
12809bb05b
1347b98332
142a5881b9
151a5b66a2
hex113bf187

289141127 has 8 divisors (see below), whose sum is σ = 315728400. Its totient is φ = 262604160.

The previous prime is 289141121. The next prime is 289141147. The reversal of 289141127 is 721141982.

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 289141127 - 26 = 289141063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (289141121) 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, 2 + ... + 24047.

It is an arithmetic number, because the mean of its divisors is an integer number (39466050).

Almost surely, 2289141127 is an apocalyptic number.

289141127 is a deficient number, since it is larger than the sum of its proper divisors (26587273).

289141127 is a wasteful number, since it uses less digits than its factorization.

289141127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25153.

The product of its digits is 8064, while the sum is 35.

The square root of 289141127 is about 17004.1502875033. The cubic root of 289141127 is about 661.2565036649.

The spelling of 289141127 in words is "two hundred eighty-nine million, one hundred forty-one thousand, one hundred twenty-seven".

Divisors: 1 11 1093 12023 24049 264539 26285557 289141127