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27680202093 = 335944957241
BaseRepresentation
bin11001110001110111…
…100101110101101101
32122110002011221220010
4121301313211311231
5423142112431333
620414402443433
71666640556435
oct316167456555
978402157803
1027680202093
1110814830585
125446063579
1327c18aa80b
1414a83052c5
15ac0146563
hex671de5d6d

27680202093 has 16 divisors (see below), whose sum is σ = 37092816000. Its totient is φ = 18360760320.

The previous prime is 27680202089. The next prime is 27680202101. The reversal of 27680202093 is 39020208672.

It is not a de Polignac number, because 27680202093 - 22 = 27680202089 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27680202073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454953 + ... + 512193.

It is an arithmetic number, because the mean of its divisors is an integer number (2318301000).

Almost surely, 227680202093 is an apocalyptic number.

It is an amenable number.

27680202093 is a deficient number, since it is larger than the sum of its proper divisors (9412613907).

27680202093 is a wasteful number, since it uses less digits than its factorization.

27680202093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58052.

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 27680202093 in words is "twenty-seven billion, six hundred eighty million, two hundred two thousand, ninety-three".

Divisors: 1 3 359 449 1077 1347 57241 161191 171723 483573 20549519 25701209 61648557 77103627 9226734031 27680202093