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2280086469 = 331922231049
BaseRepresentation
bin1000011111100111…
…0101101111000101
312212220101101122000
42013321311233011
514132200231334
61014130055513
7110334262263
oct20771655705
95786341560
102280086469
11a7005a791
1253771a599
132a44c21bb
14178b67433
15d528b299
hex87e75bc5

2280086469 has 48 divisors (see below), whose sum is σ = 3584448000. Its totient is φ = 1432230336.

The previous prime is 2280086441. The next prime is 2280086477. The reversal of 2280086469 is 9646800822.

It is not a de Polignac number, because 2280086469 - 217 = 2279955397 is a prime.

It is a super-2 number, since 2×22800864692 = 10397588612233775922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2280086429) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 2173057 + ... + 2174105.

It is an arithmetic number, because the mean of its divisors is an integer number (74676000).

Almost surely, 22280086469 is an apocalyptic number.

It is an amenable number.

2280086469 is a deficient number, since it is larger than the sum of its proper divisors (1304361531).

2280086469 is a wasteful number, since it uses less digits than its factorization.

2280086469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 2280086469 is about 47750.2509836336. The cubic root of 2280086469 is about 1316.1855114061.

The spelling of 2280086469 in words is "two billion, two hundred eighty million, eighty-six thousand, four hundred sixty-nine".

Divisors: 1 3 9 19 27 57 171 223 361 513 669 1049 1083 2007 3147 3249 4237 6021 9441 9747 12711 19931 28323 38133 59793 80503 114399 179379 233927 241509 378689 538137 701781 724527 1136067 2105343 2173581 3408201 4444613 6316029 10224603 13333839 40001517 84447647 120004551 253342941 760028823 2280086469