Base | Representation |
---|---|
bin | 1100101000110… |
… | …00001001110101 |
3 | 21101110121200011 |
4 | 12110120021311 |
5 | 204114130414 |
6 | 14304020221 |
7 | 2425012540 |
oct | 624301165 |
9 | 241417604 |
10 | 106005109 |
11 | 54923231 |
12 | 2b601671 |
13 | 18c66c22 |
14 | 10115857 |
15 | 948ddc4 |
hex | 6518275 |
106005109 has 8 divisors (see below), whose sum is σ = 121765248. Its totient is φ = 90399120.
The previous prime is 106005101. The next prime is 106005113. The reversal of 106005109 is 901500601.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 106005109 - 23 = 106005101 is a prime.
It is a super-2 number, since 2×1060051092 = 22474166268203762, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 106005109.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (106005101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37057 + ... + 39814.
It is an arithmetic number, because the mean of its divisors is an integer number (15220656).
Almost surely, 2106005109 is an apocalyptic number.
It is an amenable number.
106005109 is a deficient number, since it is larger than the sum of its proper divisors (15760139).
106005109 is an equidigital number, since it uses as much as digits as its factorization.
106005109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77075.
The product of its (nonzero) digits is 270, while the sum is 22.
The square root of 106005109 is about 10295.8782529709. The cubic root of 106005109 is about 473.2699524449.
The spelling of 106005109 in words is "one hundred six million, five thousand, one hundred nine".
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