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12081600873080 = 235302040021827
BaseRepresentation
bin1010111111001111011110…
…0001110100001001111000
31120202222201112111221210222
42233303313201310021320
53040421104310414310
641410113311555212
72354603222001404
oct257636741641170
946688645457728
1012081600873080
1139388617a9592
1214315b382bb08
136983a03a497b
142daa771d8104
1515e40bc12055
hexafcf7874278

12081600873080 has 16 divisors (see below), whose sum is σ = 27183601964520. Its totient is φ = 4832640349216.

The previous prime is 12081600873061. The next prime is 12081600873091. The reversal of 12081600873080 is 8037800618021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151020010874 + ... + 151020010953.

Almost surely, 212081600873080 is an apocalyptic number.

12081600873080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12081600873080 is an abundant number, since it is smaller than the sum of its proper divisors (15102001091440).

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

12081600873080 is a wasteful number, since it uses less digits than its factorization.

12081600873080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302040021838 (or 302040021834 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 44.

The spelling of 12081600873080 in words is "twelve trillion, eighty-one billion, six hundred million, eight hundred seventy-three thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 302040021827 604080043654 1208160087308 1510200109135 2416320174616 3020400218270 6040800436540 12081600873080