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27042072063 = 320983429587
BaseRepresentation
bin11001001011110101…
…010100010111111111
32120210121102121001120
4121023311110113333
5420340232301223
620231205242023
71645061551146
oct311365242777
976717377046
1027042072063
11105175a9a96
1252a8403313
13271c621596
14144767475d
15a840e5be3
hex64bd545ff

27042072063 has 8 divisors (see below), whose sum is σ = 36057898368. Its totient is φ = 18027146904.

The previous prime is 27042072041. The next prime is 27042072097. The reversal of 27042072063 is 36027024072.

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

It is not a de Polignac number, because 27042072063 - 26 = 27042071999 is a prime.

It is a super-2 number, since 2×270420720632 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27042073063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151845 + ... + 277742.

It is an arithmetic number, because the mean of its divisors is an integer number (4507237296).

Almost surely, 227042072063 is an apocalyptic number.

27042072063 is a deficient number, since it is larger than the sum of its proper divisors (9015826305).

27042072063 is a wasteful number, since it uses less digits than its factorization.

27042072063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450573.

The product of its (nonzero) digits is 28224, while the sum is 33.

The spelling of 27042072063 in words is "twenty-seven billion, forty-two million, seventy-two thousand, sixty-three".

Divisors: 1 3 20983 62949 429587 1288761 9014024021 27042072063