Base | Representation |
---|---|
bin | 111100001101000… |
… | …110111010011101 |
3 | 2121101121211101111 |
4 | 330031012322131 |
5 | 4032034203044 |
6 | 244121142021 |
7 | 34013306005 |
oct | 7415067235 |
9 | 2541554344 |
10 | 1010069149 |
11 | 4791809a1 |
12 | 24232a911 |
13 | 13135436b |
14 | 9820d005 |
15 | 5da1eb34 |
hex | 3c346e9d |
1010069149 has 2 divisors, whose sum is σ = 1010069150. Its totient is φ = 1010069148.
The previous prime is 1010069131. The next prime is 1010069189. The reversal of 1010069149 is 9419600101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 948948025 + 61121124 = 30805^2 + 7818^2 .
It is a cyclic number.
It is not a de Polignac number, because 1010069149 - 211 = 1010067101 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1010069149.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1010069119) 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, 505034574 + 505034575.
It is an arithmetic number, because the mean of its divisors is an integer number (505034575).
Almost surely, 21010069149 is an apocalyptic number.
It is an amenable number.
1010069149 is a deficient number, since it is larger than the sum of its proper divisors (1).
1010069149 is an equidigital number, since it uses as much as digits as its factorization.
1010069149 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1944, while the sum is 31.
The square root of 1010069149 is about 31781.5850611640. The cubic root of 1010069149 is about 1003.3451802910.
The spelling of 1010069149 in words is "one billion, ten million, sixty-nine thousand, one hundred forty-nine".
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