Base | Representation |
---|---|
bin | 11000101100000… |
… | …01000100100101 |
3 | 112102200200020211 |
4 | 30112001010211 |
5 | 411004120044 |
6 | 32314455421 |
7 | 5063206456 |
oct | 1426010445 |
9 | 472620224 |
10 | 207098149 |
11 | a69a09a5 |
12 | 59434571 |
13 | 33ba10ab |
14 | 1d70d12d |
15 | 132ac634 |
hex | c581125 |
207098149 has 2 divisors, whose sum is σ = 207098150. Its totient is φ = 207098148.
The previous prime is 207098137. The next prime is 207098159. The reversal of 207098149 is 941890702.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 165945924 + 41152225 = 12882^2 + 6415^2 .
It is a cyclic number.
It is not a de Polignac number, because 207098149 - 29 = 207097637 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (207098159) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103549074 + 103549075.
It is an arithmetic number, because the mean of its divisors is an integer number (103549075).
Almost surely, 2207098149 is an apocalyptic number.
It is an amenable number.
207098149 is a deficient number, since it is larger than the sum of its proper divisors (1).
207098149 is an equidigital number, since it uses as much as digits as its factorization.
207098149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36288, while the sum is 40.
The square root of 207098149 is about 14390.9050792506. The cubic root of 207098149 is about 591.6416493379.
The spelling of 207098149 in words is "two hundred seven million, ninety-eight thousand, one hundred forty-nine".
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