Base | Representation |
---|---|
bin | 110011110111100101… |
… | …011011010101010001 |
3 | 12022202100221102002001 |
4 | 303313211123111101 |
5 | 1403030002004220 |
6 | 41330222354001 |
7 | 4011064004605 |
oct | 636745332521 |
9 | 168670842061 |
10 | 55693391185 |
11 | 2168a516123 |
12 | a96372b901 |
13 | 5337465853 |
14 | 29a4929505 |
15 | 16ae61580a |
hex | cf795b551 |
55693391185 has 32 divisors (see below), whose sum is σ = 72836496000. Its totient is φ = 40720006656.
The previous prime is 55693391129. The next prime is 55693391189. The reversal of 55693391185 is 58119339655.
It is a cyclic number.
It is not a de Polignac number, because 55693391185 - 227 = 55559173457 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55693391189) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3543354 + ... + 3559036.
It is an arithmetic number, because the mean of its divisors is an integer number (2276140500).
Almost surely, 255693391185 is an apocalyptic number.
It is an amenable number.
55693391185 is a deficient number, since it is larger than the sum of its proper divisors (17143104815).
55693391185 is a wasteful number, since it uses less digits than its factorization.
55693391185 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17025.
The product of its digits is 4374000, while the sum is 55.
The spelling of 55693391185 in words is "fifty-five billion, six hundred ninety-three million, three hundred ninety-one thousand, one hundred eighty-five".
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