Base | Representation |
---|---|
bin | 10100001010001… |
… | …01101110101001 |
3 | 102210012111021222 |
4 | 22011011232221 |
5 | 321242400340 |
6 | 24440311425 |
7 | 4122244262 |
oct | 1205055651 |
9 | 383174258 |
10 | 169106345 |
11 | 87502111 |
12 | 48772575 |
13 | 2905b635 |
14 | 1865d969 |
15 | eca58b5 |
hex | a145ba9 |
169106345 has 16 divisors (see below), whose sum is σ = 208631808. Its totient is φ = 131506560.
The previous prime is 169106341. The next prime is 169106347. The reversal of 169106345 is 543601961.
It is not a de Polignac number, because 169106345 - 22 = 169106341 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (169106341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61592 + ... + 64278.
It is an arithmetic number, because the mean of its divisors is an integer number (13039488).
Almost surely, 2169106345 is an apocalyptic number.
It is an amenable number.
169106345 is a deficient number, since it is larger than the sum of its proper divisors (39525463).
169106345 is a wasteful number, since it uses less digits than its factorization.
169106345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3040.
The product of its (nonzero) digits is 19440, while the sum is 35.
The square root of 169106345 is about 13004.0895490611. The cubic root of 169106345 is about 552.9934250118.
The spelling of 169106345 in words is "one hundred sixty-nine million, one hundred six thousand, three hundred forty-five".
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