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27319168984 = 2315919214517
BaseRepresentation
bin11001011100010110…
…010110111111011000
32121111220211120120111
4121130112112333120
5421422201401414
620314504334104
71654665050662
oct313426267730
977456746514
1027319168984
1110649a60008
125365174334
132764b60763
1414723a5532
15a9d5cd8c4
hex65c596fd8

27319168984 has 16 divisors (see below), whose sum is σ = 51226898400. Its totient is φ = 13658662752.

The previous prime is 27319168967. The next prime is 27319168993. The reversal of 27319168984 is 48986191372.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20094 + ... + 234610.

It is an arithmetic number, because the mean of its divisors is an integer number (3201681150).

Almost surely, 227319168984 is an apocalyptic number.

It is an amenable number.

27319168984 is a deficient number, since it is larger than the sum of its proper divisors (23907729416).

27319168984 is a wasteful number, since it uses less digits than its factorization.

27319168984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230442 (or 230438 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 58.

The spelling of 27319168984 in words is "twenty-seven billion, three hundred nineteen million, one hundred sixty-eight thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 15919 31838 63676 127352 214517 429034 858068 1716136 3414896123 6829792246 13659584492 27319168984