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27671264104 = 23111579119913
BaseRepresentation
bin11001110001010101…
…011111101101101000
32122102110100212021111
4121301111133231220
5423132320422404
620413443120104
71666501602241
oct316125375550
978373325244
1027671264104
111080a786310
125443073034
1327bca9b473
1414a7059cc8
15abe47d104
hex67155fb68

27671264104 has 32 divisors (see below), whose sum is σ = 56606739840. Its totient is φ = 12576419200.

The previous prime is 27671264083. The next prime is 27671264107. The reversal of 27671264104 is 40146217672.

It is a super-2 number, since 2×276712641042 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27671264107) 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, 1379652 + ... + 1399564.

It is an arithmetic number, because the mean of its divisors is an integer number (1768960620).

Almost surely, 227671264104 is an apocalyptic number.

It is an amenable number.

27671264104 is an abundant number, since it is smaller than the sum of its proper divisors (28935475736).

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

27671264104 is a wasteful number, since it uses less digits than its factorization.

27671264104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35721 (or 35717 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The spelling of 27671264104 in words is "twenty-seven billion, six hundred seventy-one million, two hundred sixty-four thousand, one hundred four".

Divisors: 1 2 4 8 11 22 44 88 15791 19913 31582 39826 63164 79652 126328 159304 173701 219043 347402 438086 694804 876172 1389608 1752344 314446183 628892366 1257784732 2515569464 3458908013 6917816026 13835632052 27671264104