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127082673844 = 22721760936821
BaseRepresentation
bin111011001011010110…
…1111011011010110100
3110011000121110201110221
41312112231323122310
54040231131030334
6134214142424124
712116140622200
oct1662655733264
9404017421427
10127082673844
1149993946885
1220767892044
13bca3678739
146217c63b00
15348bba08b4
hex1d96b7b6b4

127082673844 has 36 divisors (see below), whose sum is σ = 258725732580. Its totient is φ = 54459431040.

The previous prime is 127082673841. The next prime is 127082673869. The reversal of 127082673844 is 448376280721.

It can be written as a sum of positive squares in 2 ways, for example, as 68136660900 + 58946012944 = 261030^2 + 242788^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 127082673791 and 127082673800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127082673841) 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, 3432954 + ... + 3469774.

It is an arithmetic number, because the mean of its divisors is an integer number (7186825905).

Almost surely, 2127082673844 is an apocalyptic number.

127082673844 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

127082673844 is an abundant number, since it is smaller than the sum of its proper divisors (131643058736).

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

127082673844 is a wasteful number, since it uses less digits than its factorization.

127082673844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54448 (or 54439 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 52.

The spelling of 127082673844 in words is "one hundred twenty-seven billion, eighty-two million, six hundred seventy-three thousand, eight hundred forty-four".

Divisors: 1 2 4 7 14 28 49 98 196 17609 35218 36821 70436 73642 123263 147284 246526 257747 493052 515494 862841 1030988 1725682 1804229 3451364 3608458 7216916 648380989 1296761978 2593523956 4538666923 9077333846 18154667692 31770668461 63541336922 127082673844