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2287385241 = 317193281827
BaseRepresentation
bin1000100001010110…
…1011101010011001
312220102010012122220
42020111223222121
514141032311431
61014550334253
7110453311431
oct21025535231
95812105586
102287385241
11a74195429
1253a05a389
132a5b793bb
14179b072c1
15d5c2db96
hex8856ba99

2287385241 has 32 divisors (see below), whose sum is σ = 3261472128. Its totient is φ = 1420984320.

The previous prime is 2287385239. The next prime is 2287385263. The reversal of 2287385241 is 1425837822.

It is not a de Polignac number, because 2287385241 - 21 = 2287385239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2287385193 and 2287385202.

It is not an unprimeable number, because it can be changed into a prime (2287385201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2765470 + ... + 2766296.

It is an arithmetic number, because the mean of its divisors is an integer number (101921004).

Almost surely, 22287385241 is an apocalyptic number.

It is an amenable number.

2287385241 is a deficient number, since it is larger than the sum of its proper divisors (974086887).

2287385241 is a wasteful number, since it uses less digits than its factorization.

2287385241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321.

The product of its digits is 215040, while the sum is 42.

The square root of 2287385241 is about 47826.6164494207. The cubic root of 2287385241 is about 1317.5884268657.

The spelling of 2287385241 in words is "two billion, two hundred eighty-seven million, three hundred eighty-five thousand, two hundred forty-one".

Divisors: 1 3 17 51 193 281 579 827 843 2481 3281 4777 9843 14059 14331 42177 54233 159611 162699 232387 478833 697161 921961 2713387 2765883 3950579 8140161 11851737 44850691 134552073 762461747 2287385241