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27100543057 = 710739360509
BaseRepresentation
bin11001001111010100…
…010111100001010001
32120221200110020011221
4121033110113201101
5421000214334212
620241054405041
71646401546420
oct311724274121
976850406157
1027100543057
1110547606125
125303b00781
13272b7845c3
1414513352b7
15a892e5807
hex64f517851

27100543057 has 8 divisors (see below), whose sum is σ = 30975019200. Its totient is φ = 23226809424.

The previous prime is 27100543051. The next prime is 27100543079. The reversal of 27100543057 is 75034500172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27100543057 - 27 = 27100542929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27100543051) by changing a digit.

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, 105082 + ... + 255427.

It is an arithmetic number, because the mean of its divisors is an integer number (3871877400).

Almost surely, 227100543057 is an apocalyptic number.

It is an amenable number.

27100543057 is a deficient number, since it is larger than the sum of its proper divisors (3874476143).

27100543057 is a wasteful number, since it uses less digits than its factorization.

27100543057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371255.

The product of its (nonzero) digits is 29400, while the sum is 34.

The spelling of 27100543057 in words is "twenty-seven billion, one hundred million, five hundred forty-three thousand, fifty-seven".

Divisors: 1 7 10739 75173 360509 2523563 3871506151 27100543057