Base | Representation |
---|---|
bin | 1100011001000… |
… | …01101011110001 |
3 | 21020121001110122 |
4 | 12030201223301 |
5 | 203102300433 |
6 | 14151540025 |
7 | 2401351313 |
oct | 614415361 |
9 | 236531418 |
10 | 103946993 |
11 | 53747a07 |
12 | 2a98a615 |
13 | 186c61c7 |
14 | db3b7b3 |
15 | 91d4198 |
hex | 6321af1 |
103946993 has 8 divisors (see below), whose sum is σ = 110546280. Its totient is φ = 97401600.
The previous prime is 103946971. The next prime is 103947007. The reversal of 103946993 is 399649301.
It can be written as a sum of positive squares in 4 ways, for example, as 27699169 + 76247824 = 5263^2 + 8732^2 .
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 103946993 - 210 = 103945969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103946923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9458 + ... + 17243.
It is an arithmetic number, because the mean of its divisors is an integer number (13818285).
Almost surely, 2103946993 is an apocalyptic number.
It is an amenable number.
103946993 is a deficient number, since it is larger than the sum of its proper divisors (6599287).
103946993 is a wasteful number, since it uses less digits than its factorization.
103946993 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26947.
The product of its (nonzero) digits is 157464, while the sum is 44.
The square root of 103946993 is about 10195.4398139560. The cubic root of 103946993 is about 470.1870283269.
The spelling of 103946993 in words is "one hundred three million, nine hundred forty-six thousand, nine hundred ninety-three".
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