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12884830761208 = 2371923526513189
BaseRepresentation
bin1011101101111111101111…
…0000101011000011111000
31200121210000000021000100211
42323133323300223003320
53142101113133324313
643223113132040504
72466620055255040
oct273377360530370
950553000230324
1012884830761208
11411847607000a
1215411bb903134
1372605a555c43
143278b44c8720
1517526d857e3d
hexbb7fbc2b0f8

12884830761208 has 64 divisors (see below), whose sum is σ = 30327159744000. Its totient is φ = 5003981338752.

The previous prime is 12884830761169. The next prime is 12884830761217. The reversal of 12884830761208 is 80216703848821.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263232123 + ... + 263281066.

It is an arithmetic number, because the mean of its divisors is an integer number (473861871000).

Almost surely, 212884830761208 is an apocalyptic number.

It is an amenable number.

12884830761208 is an abundant number, since it is smaller than the sum of its proper divisors (17442328982792).

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

12884830761208 is a wasteful number, since it uses less digits than its factorization.

12884830761208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526513244 (or 526513240 counting only the distinct ones).

The product of its (nonzero) digits is 8257536, while the sum is 58.

The spelling of 12884830761208 in words is "twelve trillion, eight hundred eighty-four billion, eight hundred thirty million, seven hundred sixty-one thousand, two hundred eight".

Divisors: 1 2 4 7 8 14 19 23 28 38 46 56 76 92 133 152 161 184 266 322 437 532 644 874 1064 1288 1748 3059 3496 6118 12236 24472 526513189 1053026378 2106052756 3685592323 4212105512 7371184646 10003750591 12109803347 14742369292 20007501182 24219606694 29484738584 40015002364 48439213388 70026254137 80030004728 84768623429 96878426776 140052508274 169537246858 230086263593 280105016548 339074493716 460172527186 560210033096 678148987432 920345054372 1610603845151 1840690108744 3221207690302 6442415380604 12884830761208