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120085328012 = 221317321436229
BaseRepresentation
bin110111111010110100…
…1001011000010001100
3102110221221201201112012
41233311221023002030
53431413320444022
6131055541200352
711450553306056
oct1576551130214
9373857651465
10120085328012
1146a23045341
121b3344000b8
13b429a91910
145b527d88d6
1531cc70cde2
hex1bf5a4b08c

120085328012 has 48 divisors (see below), whose sum is σ = 227765610240. Its totient is φ = 55069072128.

The previous prime is 120085328009. The next prime is 120085328087. The reversal of 120085328012 is 210823580021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 120085328012.

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 15 ways as a sum of consecutive naturals, for example, 19275314 + ... + 19281542.

It is an arithmetic number, because the mean of its divisors is an integer number (4745116880).

Almost surely, 2120085328012 is an apocalyptic number.

It is an amenable number.

120085328012 is a deficient number, since it is larger than the sum of its proper divisors (107680282228).

120085328012 is a wasteful number, since it uses less digits than its factorization.

120085328012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8562 (or 8560 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The spelling of 120085328012 in words is "one hundred twenty billion, eighty-five million, three hundred twenty-eight thousand, twelve".

Divisors: 1 2 4 13 26 52 173 346 692 2143 2249 4286 4498 6229 8572 8996 12458 24916 27859 55718 80977 111436 161954 323908 370739 741478 1077617 1482956 2155234 4310468 4819607 9639214 13348747 14009021 19278428 26697494 28018042 53394988 56036084 173533711 347067422 694134844 2309333231 4618666462 9237332924 30021332003 60042664006 120085328012