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14837830893 = 321648647877
BaseRepresentation
bin11011101000110011…
…10101010011101101
31102022001222220111100
431310121311103231
5220341441042033
610452202113313
71033460324124
oct156431652355
942261886440
1014837830893
116324628a66
122a611ab839
1315260791c2
14a0a88cabb
155bc97e513
hex3746754ed

14837830893 has 6 divisors (see below), whose sum is σ = 21432422414. Its totient is φ = 9891887256.

The previous prime is 14837830879. The next prime is 14837830897. The reversal of 14837830893 is 39803873841.

14837830893 is a `hidden beast` number, since 1 + 483 + 7 + 83 + 0 + 89 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8006312484 + 6831518409 = 89478^2 + 82653^2 .

It is not a de Polignac number, because 14837830893 - 210 = 14837829869 is a prime.

It is a super-2 number, since 2×148378308932 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14837830897) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 824323930 + ... + 824323947.

Almost surely, 214837830893 is an apocalyptic number.

It is an amenable number.

14837830893 is a deficient number, since it is larger than the sum of its proper divisors (6594591521).

14837830893 is a wasteful number, since it uses less digits than its factorization.

14837830893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648647883 (or 1648647880 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 14837830893 in words is "fourteen billion, eight hundred thirty-seven million, eight hundred thirty thousand, eight hundred ninety-three".

Divisors: 1 3 9 1648647877 4945943631 14837830893