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103208982365 = 5471034263953
BaseRepresentation
bin110000000011110111…
…1000001011101011101
3100212101210220112111102
41200013233001131131
53142332444413430
6115225154402445
710312420606136
oct1400757013535
9325353815442
10103208982365
113a852864045
1218004590425
13996a5a4888
144dd1306c8d
152a40d0e345
hex1807bc175d

103208982365 has 16 divisors (see below), whose sum is σ = 127713950208. Its totient is φ = 80025851136.

The previous prime is 103208982329. The next prime is 103208982367. The reversal of 103208982365 is 563289802301.

It is a cyclic number.

It is not a de Polignac number, because 103208982365 - 26 = 103208982301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103208982367) 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 15 ways as a sum of consecutive naturals, for example, 2107772 + ... + 2156181.

It is an arithmetic number, because the mean of its divisors is an integer number (7982121888).

Almost surely, 2103208982365 is an apocalyptic number.

It is an amenable number.

103208982365 is a deficient number, since it is larger than the sum of its proper divisors (24504967843).

103208982365 is a wasteful number, since it uses less digits than its factorization.

103208982365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4264108.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 103208982365 in words is "one hundred three billion, two hundred eight million, nine hundred eighty-two thousand, three hundred sixty-five".

Divisors: 1 5 47 103 235 515 4841 24205 4263953 21319765 200405791 439187159 1002028955 2195935795 20641796473 103208982365