Base | Representation |
---|---|
bin | 10011010101101… |
… | …01111100011101 |
3 | 102022020221011111 |
4 | 21222311330131 |
5 | 313012212244 |
6 | 24033022021 |
7 | 4006616644 |
oct | 1152657435 |
9 | 368227144 |
10 | 162225949 |
11 | 83632836 |
12 | 463b4911 |
13 | 277bc9b2 |
14 | 1778c35b |
15 | e396e34 |
hex | 9ab5f1d |
162225949 has 2 divisors, whose sum is σ = 162225950. Its totient is φ = 162225948.
The previous prime is 162225937. The next prime is 162225953. The reversal of 162225949 is 949522261.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 100100025 + 62125924 = 10005^2 + 7882^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-162225949 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (162225919) 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, 81112974 + 81112975.
It is an arithmetic number, because the mean of its divisors is an integer number (81112975).
Almost surely, 2162225949 is an apocalyptic number.
It is an amenable number.
162225949 is a deficient number, since it is larger than the sum of its proper divisors (1).
162225949 is an equidigital number, since it uses as much as digits as its factorization.
162225949 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 77760, while the sum is 40.
The square root of 162225949 is about 12736.7950835365. The cubic root of 162225949 is about 545.3895024454.
The spelling of 162225949 in words is "one hundred sixty-two million, two hundred twenty-five thousand, nine hundred forty-nine".
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