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28682976279104 = 267101962830717
BaseRepresentation
bin1101000010110010001101…
…00111001011101001000000
310202120001202221012200101122
412201121012213023221000
512224420213411412404
6141000435530051412
76020163614436260
oct641310647135100
9122501687180348
1028682976279104
119159422389444
123272b52879b68
131300a404677a4
14712398d097a0
1534b19b5933be
hex1a16469cba40

28682976279104 has 56 divisors (see below), whose sum is σ = 65112729677760. Its totient is φ = 12280640426496.

The previous prime is 28682976279047. The next prime is 28682976279157. The reversal of 28682976279104 is 40197267928682.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30958847 + ... + 31871870.

Almost surely, 228682976279104 is an apocalyptic number.

It is an amenable number.

28682976279104 is an abundant number, since it is smaller than the sum of its proper divisors (36429753398656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28682976279104 is a wasteful number, since it uses less digits than its factorization.

28682976279104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62831755 (or 62831745 counting only the distinct ones).

The product of its (nonzero) digits is 292626432, while the sum is 71.

The spelling of 28682976279104 in words is "twenty-eight trillion, six hundred eighty-two billion, nine hundred seventy-six million, two hundred seventy-nine thousand, one hundred four".

Divisors: 1 2 4 7 8 14 16 28 32 56 64 112 224 448 1019 2038 4076 7133 8152 14266 16304 28532 32608 57064 65216 114128 228256 456512 62830717 125661434 251322868 439815019 502645736 879630038 1005291472 1759260076 2010582944 3518520152 4021165888 7037040304 14074080608 28148161216 64024500623 128049001246 256098002492 448171504361 512196004984 896343008722 1024392009968 1792686017444 2048784019936 3585372034888 4097568039872 7170744069776 14341488139552 28682976279104