Base | Representation |
---|---|
bin | 111010000111100… |
… | …0101000110011101 |
3 | 12000220110212011100 |
4 | 1310033011012131 |
5 | 12443212010414 |
6 | 521301343313 |
7 | 66216443133 |
oct | 16417050635 |
9 | 5026425140 |
10 | 1950110109 |
11 | 910871652 |
12 | 465107b39 |
13 | 25102a10c |
14 | 146dcd753 |
15 | b630a609 |
hex | 743c519d |
1950110109 has 12 divisors (see below), whose sum is σ = 2832390652. Its totient is φ = 1292889600.
The previous prime is 1950110083. The next prime is 1950110117. The reversal of 1950110109 is 9010110591.
It can be written as a sum of positive squares in 2 ways, for example, as 626751225 + 1323358884 = 25035^2 + 36378^2 .
It is not a de Polignac number, because 1950110109 - 25 = 1950110077 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 (1950110119) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 596932 + ... + 600189.
Almost surely, 21950110109 is an apocalyptic number.
It is an amenable number.
1950110109 is a deficient number, since it is larger than the sum of its proper divisors (882280543).
1950110109 is a wasteful number, since it uses less digits than its factorization.
1950110109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1197308 (or 1197305 counting only the distinct ones).
The product of its (nonzero) digits is 405, while the sum is 27.
The square root of 1950110109 is about 44160.0510529596. The cubic root of 1950110109 is about 1249.3564920282.
The spelling of 1950110109 in words is "one billion, nine hundred fifty million, one hundred ten thousand, one hundred nine".
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