Base | Representation |
---|---|
bin | 1100010100111… |
… | …01010111101111 |
3 | 21012120112001021 |
4 | 12022131113233 |
5 | 202432430124 |
6 | 14132155011 |
7 | 2363633263 |
oct | 612352757 |
9 | 235515037 |
10 | 103405039 |
11 | 53407811 |
12 | 2a768a67 |
13 | 1856661a |
14 | da3a0a3 |
15 | 91287e4 |
hex | 629d5ef |
103405039 has 8 divisors (see below), whose sum is σ = 108479520. Its totient is φ = 98431200.
The previous prime is 103405037. The next prime is 103405061. The reversal of 103405039 is 930504301.
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 103405039 - 21 = 103405037 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103405037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23052 + ... + 27169.
It is an arithmetic number, because the mean of its divisors is an integer number (13559940).
Almost surely, 2103405039 is an apocalyptic number.
103405039 is a deficient number, since it is larger than the sum of its proper divisors (5074481).
103405039 is an equidigital number, since it uses as much as digits as its factorization.
103405039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50321.
The product of its (nonzero) digits is 1620, while the sum is 25.
The square root of 103405039 is about 10168.8268251554. The cubic root of 103405039 is about 469.3684576420.
The spelling of 103405039 in words is "one hundred three million, four hundred five thousand, thirty-nine".
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