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5781112827 = 371036534093
BaseRepresentation
bin1010110001001010…
…01100011111111011
3112220220011221220220
411120211030133323
543314431102302
62353353151123
7263155435230
oct53045143773
915826157826
105781112827
1124a73186a6
1211540bb4a3
1371192aa29
143cbb11787
1523c7ec4bc
hex15894c7fb

5781112827 has 32 divisors (see below), whose sum is σ = 8910640128. Its totient is φ = 3265612416.

The previous prime is 5781112823. The next prime is 5781112849. The reversal of 5781112827 is 7282111875.

It is a happy number.

It is not a de Polignac number, because 5781112827 - 22 = 5781112823 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5781112823) 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 31 ways as a sum of consecutive naturals, for example, 1410393 + ... + 1414485.

It is an arithmetic number, because the mean of its divisors is an integer number (278457504).

Almost surely, 25781112827 is an apocalyptic number.

5781112827 is a deficient number, since it is larger than the sum of its proper divisors (3129527301).

5781112827 is a wasteful number, since it uses less digits than its factorization.

5781112827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4859.

The product of its digits is 62720, while the sum is 42.

The square root of 5781112827 is about 76033.6295792855. The cubic root of 5781112827 is about 1794.7493929870.

The spelling of 5781112827 in words is "five billion, seven hundred eighty-one million, one hundred twelve thousand, eight hundred twenty-seven".

Divisors: 1 3 7 21 103 309 653 721 1959 2163 4093 4571 12279 13713 28651 67259 85953 201777 421579 470813 1264737 1412439 2672729 2951053 8018187 8853159 18709103 56127309 275291087 825873261 1927037609 5781112827