Base | Representation |
---|---|
bin | 111111101101… |
… | …001011110101 |
3 | 1011102110022001 |
4 | 333231023311 |
5 | 13233401044 |
6 | 1353535301 |
7 | 261643324 |
oct | 77551365 |
9 | 34373261 |
10 | 16700149 |
11 | 9477084 |
12 | 5714531 |
13 | 35c945b |
14 | 230a0bb |
15 | 16ed2d4 |
hex | fed2f5 |
16700149 has 2 divisors, whose sum is σ = 16700150. Its totient is φ = 16700148.
The previous prime is 16700081. The next prime is 16700191. The reversal of 16700149 is 94100761.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8820900 + 7879249 = 2970^2 + 2807^2 .
It is a cyclic number.
It is not a de Polignac number, because 16700149 - 29 = 16699637 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (16701149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8350074 + 8350075.
It is an arithmetic number, because the mean of its divisors is an integer number (8350075).
Almost surely, 216700149 is an apocalyptic number.
It is an amenable number.
16700149 is a deficient number, since it is larger than the sum of its proper divisors (1).
16700149 is an equidigital number, since it uses as much as digits as its factorization.
16700149 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1512, while the sum is 28.
The square root of 16700149 is about 4086.5815787771. The cubic root of 16700149 is about 255.6074152333.
The spelling of 16700149 in words is "sixteen million, seven hundred thousand, one hundred forty-nine".
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