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282800030 = 2551135531
BaseRepresentation
bin10000110110110…
…010111110011110
3201201010201201012
4100312302332132
51034344100110
644021215222
710002521612
oct2066627636
9651121635
10282800030
111356a6937
127a861512
1346787cc6
14297b7342
1519c62905
hex10db2f9e

282800030 has 16 divisors (see below), whose sum is σ = 509231664. Its totient is φ = 113077440.

The previous prime is 282800027. The next prime is 282800041. The reversal of 282800030 is 30008282.

It is a junction number, because it is equal to n+sod(n) for n = 282799969 and 282800005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48365 + ... + 53895.

It is an arithmetic number, because the mean of its divisors is an integer number (31826979).

Almost surely, 2282800030 is an apocalyptic number.

282800030 is a deficient number, since it is larger than the sum of its proper divisors (226431634).

282800030 is a wasteful number, since it uses less digits than its factorization.

282800030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10651.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 282800030 is about 16816.6592996350. The cubic root of 282800030 is about 656.3867672015.

The spelling of 282800030 in words is "two hundred eighty-two million, eight hundred thousand, thirty".

Divisors: 1 2 5 10 5113 5531 10226 11062 25565 27655 51130 55310 28280003 56560006 141400015 282800030