Base | Representation |
---|---|
bin | 11001110110000111… |
… | …11010110111110111 |
3 | 1022211000201220220122 |
4 | 30323003322313313 |
5 | 211404200111312 |
6 | 10212514122155 |
7 | 1000566141164 |
oct | 147303726767 |
9 | 38730656818 |
10 | 13875785207 |
11 | 5980578889 |
12 | 2832b8035b |
13 | 140196a6bb |
14 | 958bc106b |
15 | 563298b72 |
hex | 33b0fadf7 |
13875785207 has 8 divisors (see below), whose sum is σ = 14480813184. Its totient is φ = 13270901688.
The previous prime is 13875785201. The next prime is 13875785219. The reversal of 13875785207 is 70258757831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13875785207 - 24 = 13875785191 is a prime.
It is a super-2 number, since 2×138757852072 (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 (13875785201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190508 + ... + 253070.
It is an arithmetic number, because the mean of its divisors is an integer number (1810101648).
Almost surely, 213875785207 is an apocalyptic number.
13875785207 is a deficient number, since it is larger than the sum of its proper divisors (605027977).
13875785207 is an equidigital number, since it uses as much as digits as its factorization.
13875785207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72229.
The product of its (nonzero) digits is 3292800, while the sum is 53.
The spelling of 13875785207 in words is "thirteen billion, eight hundred seventy-five million, seven hundred eighty-five thousand, two hundred seven".
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