Base | Representation |
---|---|
bin | 10000001110011100… |
… | …100010011100001101 |
3 | 1122222012000001101021 |
4 | 100032130202130031 |
5 | 241140042400214 |
6 | 12000442514141 |
7 | 1154511344200 |
oct | 201634423415 |
9 | 48865001337 |
10 | 17422231309 |
11 | 743043927a |
12 | 3462805951 |
13 | 1848619912 |
14 | bb3bcd937 |
15 | 6be7cc924 |
hex | 40e72270d |
17422231309 has 12 divisors (see below), whose sum is σ = 20278633500. Its totient is φ = 14924531328.
The previous prime is 17422231249. The next prime is 17422231327. The reversal of 17422231309 is 90313222471.
It can be written as a sum of positive squares in 2 ways, for example, as 11352263209 + 6069968100 = 106547^2 + 77910^2 .
It is not a de Polignac number, because 17422231309 - 227 = 17288013581 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 (17422231369) 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, 20284 + ... + 187765.
It is an arithmetic number, because the mean of its divisors is an integer number (1689886125).
Almost surely, 217422231309 is an apocalyptic number.
It is an amenable number.
17422231309 is a deficient number, since it is larger than the sum of its proper divisors (2856402191).
17422231309 is a wasteful number, since it uses less digits than its factorization.
17422231309 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 209772 (or 209765 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 34.
The spelling of 17422231309 in words is "seventeen billion, four hundred twenty-two million, two hundred thirty-one thousand, three hundred nine".
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