Base | Representation |
---|---|
bin | 1100010101100… |
… | …10000111111101 |
3 | 21012201211122122 |
4 | 12022302013331 |
5 | 202443140140 |
6 | 14134052325 |
7 | 2364436151 |
oct | 612620775 |
9 | 235654578 |
10 | 103490045 |
11 | 5346566a |
12 | 2a7aa0a5 |
13 | 18596219 |
14 | da5d061 |
15 | 9143ab5 |
hex | 62b21fd |
103490045 has 8 divisors (see below), whose sum is σ = 124672824. Its totient is φ = 82468864.
The previous prime is 103490021. The next prime is 103490077. The reversal of 103490045 is 540094301.
It can be written as a sum of positive squares in 4 ways, for example, as 35295481 + 68194564 = 5941^2 + 8258^2 .
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 103490045 - 222 = 99295741 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 103489996 and 103490023.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38984 + ... + 41553.
It is an arithmetic number, because the mean of its divisors is an integer number (15584103).
Almost surely, 2103490045 is an apocalyptic number.
It is an amenable number.
103490045 is a deficient number, since it is larger than the sum of its proper divisors (21182779).
103490045 is an equidigital number, since it uses as much as digits as its factorization.
103490045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80799.
The product of its (nonzero) digits is 2160, while the sum is 26.
The square root of 103490045 is about 10173.0057013648. The cubic root of 103490045 is about 469.4970400503.
The spelling of 103490045 in words is "one hundred three million, four hundred ninety thousand, forty-five".
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