Base | Representation |
---|---|
bin | 1100010100011… |
… | …11110101100101 |
3 | 21012110201000011 |
4 | 12022033311211 |
5 | 202424141410 |
6 | 14131050221 |
7 | 2363312542 |
oct | 612176545 |
9 | 235421004 |
10 | 103349605 |
11 | 5337a0a7 |
12 | 2a740971 |
13 | 18547318 |
14 | da23bc9 |
15 | 911718a |
hex | 628fd65 |
103349605 has 4 divisors (see below), whose sum is σ = 124019532. Its totient is φ = 82679680.
The previous prime is 103349599. The next prime is 103349611. The reversal of 103349605 is 506943301.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 506943301 = 1201 ⋅422101.
It is an interprime number because it is at equal distance from previous prime (103349599) and next prime (103349611).
It can be written as a sum of positive squares in 2 ways, for example, as 34093921 + 69255684 = 5839^2 + 8322^2 .
It is not a de Polignac number, because 103349605 - 211 = 103347557 is a prime.
It is a super-2 number, since 2×1033496052 = 21362281707312050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10334956 + ... + 10334965.
It is an arithmetic number, because the mean of its divisors is an integer number (31004883).
Almost surely, 2103349605 is an apocalyptic number.
It is an amenable number.
103349605 is a deficient number, since it is larger than the sum of its proper divisors (20669927).
103349605 is an equidigital number, since it uses as much as digits as its factorization.
103349605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20669926.
The product of its (nonzero) digits is 9720, while the sum is 31.
The square root of 103349605 is about 10166.1007766006. The cubic root of 103349605 is about 469.2845686872.
The spelling of 103349605 in words is "one hundred three million, three hundred forty-nine thousand, six hundred five".
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