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282130089 = 3891056667
BaseRepresentation
bin10000110100001…
…111011010101001
3201122212200201120
4100310033122221
51034211130324
643555005453
76664031463
oct2064173251
9648780646
10282130089
1113528956a
127a599889
13465b20a7
1429681133
1519b7e179
hex10d0f6a9

282130089 has 8 divisors (see below), whose sum is σ = 380400480. Its totient is φ = 185973216.

The previous prime is 282130087. The next prime is 282130103. The reversal of 282130089 is 980031282.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 282130089 - 21 = 282130087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (282130087) 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, 528067 + ... + 528600.

It is an arithmetic number, because the mean of its divisors is an integer number (47550060).

Almost surely, 2282130089 is an apocalyptic number.

It is an amenable number.

282130089 is a deficient number, since it is larger than the sum of its proper divisors (98270391).

282130089 is a wasteful number, since it uses less digits than its factorization.

282130089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056759.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 282130089 is about 16796.7285207567. The cubic root of 282130089 is about 655.8680401149.

The spelling of 282130089 in words is "two hundred eighty-two million, one hundred thirty thousand, eighty-nine".

Divisors: 1 3 89 267 1056667 3170001 94043363 282130089