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127682604168 = 23372108573643
BaseRepresentation
bin111011011101001111…
…0011110110010001000
3110012120102100100011120
41312322132132302020
54042443221313133
6134353453155240
712140044141200
oct1667236366210
9405512310146
10127682604168
114a171557369
12208b478bb20
13c06aa4b6b2
1462737cd400
1534c46a7ab3
hex1dba79ec88

127682604168 has 48 divisors (see below), whose sum is σ = 371321862480. Its totient is φ = 36480743712.

The previous prime is 127682604163. The next prime is 127682604211. The reversal of 127682604168 is 861406286721.

It is a self number, because there is not a number n which added to its sum of digits gives 127682604168.

It is not an unprimeable number, because it can be changed into a prime (127682604163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54285646 + ... + 54287997.

It is an arithmetic number, because the mean of its divisors is an integer number (7735872135).

Almost surely, 2127682604168 is an apocalyptic number.

It is an amenable number.

127682604168 is an abundant number, since it is smaller than the sum of its proper divisors (243639258312).

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

127682604168 is a wasteful number, since it uses less digits than its factorization.

127682604168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108573666 (or 108573655 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 51.

The spelling of 127682604168 in words is "one hundred twenty-seven billion, six hundred eighty-two million, six hundred four thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 49 56 84 98 147 168 196 294 392 588 1176 108573643 217147286 325720929 434294572 651441858 760015501 868589144 1302883716 1520031002 2280046503 2605767432 3040062004 4560093006 5320108507 6080124008 9120186012 10640217014 15960325521 18240372024 21280434028 31920651042 42560868056 63841302084 127682604168