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14007806973 = 326412428117
BaseRepresentation
bin11010000101110111…
…00010101111111101
31100011020011022201200
431002323202233331
5212141444310343
610233551530113
71004061252246
oct150273425775
940136138650
1014007806973
115a39050786
12286b229939
1314231134a4
1496c549ccd
1556eb764d3
hex342ee2bfd

14007806973 has 12 divisors (see below), whose sum is σ = 20265072828. Its totient is φ = 9323965440.

The previous prime is 14007806959. The next prime is 14007806977. The reversal of 14007806973 is 37960870041.

It can be written as a sum of positive squares in 2 ways, for example, as 5153373369 + 8854433604 = 71787^2 + 94098^2 .

It is not a de Polignac number, because 14007806973 - 28 = 14007806717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14007806977) 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, 1208290 + ... + 1219827.

It is an arithmetic number, because the mean of its divisors is an integer number (1688756069).

Almost surely, 214007806973 is an apocalyptic number.

It is an amenable number.

14007806973 is a deficient number, since it is larger than the sum of its proper divisors (6257265855).

14007806973 is a wasteful number, since it uses less digits than its factorization.

14007806973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428764 (or 2428761 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The spelling of 14007806973 in words is "fourteen billion, seven million, eight hundred six thousand, nine hundred seventy-three".

Divisors: 1 3 9 641 1923 5769 2428117 7284351 21853053 1556422997 4669268991 14007806973