Base | Representation |
---|---|
bin | 100000010111… |
… | …1000101111101 |
3 | 1011221011121120 |
4 | 1000233011331 |
5 | 13321020414 |
6 | 1403421153 |
7 | 264146352 |
oct | 100570575 |
9 | 34834546 |
10 | 16970109 |
11 | 9640992 |
12 | 58247b9 |
13 | 36922b0 |
14 | 237a629 |
15 | 17532a9 |
hex | 102f17d |
16970109 has 8 divisors (see below), whose sum is σ = 24367392. Its totient is φ = 10443120.
The previous prime is 16970099. The next prime is 16970117. The reversal of 16970109 is 90107961.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 16970109 - 29 = 16969597 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 16970109.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16970189) 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 7 ways as a sum of consecutive naturals, for example, 217527 + ... + 217604.
It is an arithmetic number, because the mean of its divisors is an integer number (3045924).
Almost surely, 216970109 is an apocalyptic number.
It is an amenable number.
16970109 is a deficient number, since it is larger than the sum of its proper divisors (7397283).
16970109 is a wasteful number, since it uses less digits than its factorization.
16970109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 435147.
The product of its (nonzero) digits is 3402, while the sum is 33.
The square root of 16970109 is about 4119.4792146581. The cubic root of 16970109 is about 256.9773683433.
The spelling of 16970109 in words is "sixteen million, nine hundred seventy thousand, one hundred nine".
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