Base | Representation |
---|---|
bin | 1001101001101000… |
… | …10110110011000001 |
3 | 111101002011112012102 |
4 | 10310310112303001 |
5 | 41102330414033 |
6 | 2214041040145 |
7 | 242251454240 |
oct | 46464266301 |
9 | 14332145172 |
10 | 5181107393 |
11 | 2219666740 |
12 | 1007186055 |
13 | 64752c827 |
14 | 372166957 |
15 | 204cccde8 |
hex | 134d16cc1 |
5181107393 has 32 divisors (see below), whose sum is σ = 6683040000. Its totient is φ = 3899520000.
The previous prime is 5181107341. The next prime is 5181107431. The reversal of 5181107393 is 3937011815.
It is a cyclic number.
It is not a de Polignac number, because 5181107393 - 210 = 5181106369 is a prime.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (5181107303) 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, 310733 + ... + 326981.
It is an arithmetic number, because the mean of its divisors is an integer number (208845000).
Almost surely, 25181107393 is an apocalyptic number.
It is an amenable number.
5181107393 is a deficient number, since it is larger than the sum of its proper divisors (1501932607).
5181107393 is a wasteful number, since it uses less digits than its factorization.
5181107393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16409.
The product of its (nonzero) digits is 22680, while the sum is 38.
The square root of 5181107393 is about 71979.9096484568. The cubic root of 5181107393 is about 1730.3775216071.
The spelling of 5181107393 in words is "five billion, one hundred eighty-one million, one hundred seven thousand, three hundred ninety-three".
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