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2280029560 = 235232478293
BaseRepresentation
bin1000011111100110…
…0111110101111000
312212220021111120021
42013321213311320
514132141421220
61014124540224
7110333634334
oct20771476570
95786244507
102280029560
11a70020a56
125376b1674
132a44a2323
14178b507c4
15d52794aa
hex87e67d78

2280029560 has 32 divisors (see below), whose sum is σ = 5353115040. Its totient is φ = 872358784.

The previous prime is 2280029551. The next prime is 2280029581. The reversal of 2280029560 is 659200822.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1238227 + ... + 1240066.

It is an arithmetic number, because the mean of its divisors is an integer number (167284845).

Almost surely, 22280029560 is an apocalyptic number.

2280029560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2280029560 is an abundant number, since it is smaller than the sum of its proper divisors (3073085480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2280029560 is a wasteful number, since it uses less digits than its factorization.

2280029560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2478327 (or 2478323 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 2280029560 is about 47749.6550772883. The cubic root of 2280029560 is about 1316.1745610284.

The spelling of 2280029560 in words is "two billion, two hundred eighty million, twenty-nine thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 115 184 230 460 920 2478293 4956586 9913172 12391465 19826344 24782930 49565860 57000739 99131720 114001478 228002956 285003695 456005912 570007390 1140014780 2280029560