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12068870807424 = 27345641688621
BaseRepresentation
bin1010111110100000000011…
…0000011101111110000000
31120201202212100122121122210
42233220000300131332000
53040214021411314144
641400210202302120
72353642604142354
oct257500060357600
946652770577583
1012068870807424
113933419a32872
12142b0404b7940
13697121c04c42
142da1ca657464
1515de14330ab9
hexafa00c1df80

12068870807424 has 64 divisors (see below), whose sum is σ = 32058687030480. Its totient is φ = 4022862950400.

The previous prime is 12068870807423. The next prime is 12068870807429. The reversal of 12068870807424 is 42470807886021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12068870807423) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17181834 + ... + 17870454.

Almost surely, 212068870807424 is an apocalyptic number.

It is an amenable number.

12068870807424 is an abundant number, since it is smaller than the sum of its proper divisors (19989816223056).

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

12068870807424 is an equidigital number, since it uses as much as digits as its factorization.

12068870807424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734279 (or 734267 counting only the distinct ones).

The product of its (nonzero) digits is 9633792, while the sum is 57.

The spelling of 12068870807424 in words is "twelve trillion, sixty-eight billion, eight hundred seventy million, eight hundred seven thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 384 45641 91282 136923 182564 273846 365128 547692 688621 730256 1095384 1377242 1460512 2065863 2190768 2754484 2921024 4131726 4381536 5508968 5842048 8263452 8763072 11017936 16526904 17526144 22035872 33053808 44071744 66107616 88143488 132215232 264430464 31429351061 62858702122 94288053183 125717404244 188576106366 251434808488 377152212732 502869616976 754304425464 1005739233952 1508608850928 2011478467904 3017217701856 4022956935808 6034435403712 12068870807424