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60081084861 = 372408714863
BaseRepresentation
bin110111111101000111…
…001001100110111101
312202002011011100021020
4313331013021212331
51441021224203421
643333442054353
74224602536500
oct677507114675
9182064140236
1060081084861
112353122a346
12b78904a3b9
1358864aa2b5
142c9d55d137
15186991cdc6
hexdfd1c99bd

60081084861 has 12 divisors (see below), whose sum is σ = 93186988992. Its totient is φ = 34332048408.

The previous prime is 60081084857. The next prime is 60081084923. The reversal of 60081084861 is 16848018006.

It is not a de Polignac number, because 60081084861 - 22 = 60081084857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60081084851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204357285 + ... + 204357578.

It is an arithmetic number, because the mean of its divisors is an integer number (7765582416).

Almost surely, 260081084861 is an apocalyptic number.

It is an amenable number.

60081084861 is a deficient number, since it is larger than the sum of its proper divisors (33105904131).

60081084861 is a wasteful number, since it uses less digits than its factorization.

60081084861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408714880 (or 408714873 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 42.

The spelling of 60081084861 in words is "sixty billion, eighty-one million, eighty-four thousand, eight hundred sixty-one".

Divisors: 1 3 7 21 49 147 408714863 1226144589 2861004041 8583012123 20027028287 60081084861