Base | Representation |
---|---|
bin | 10001010010111… |
… | …10011011111101 |
3 | 101010000100110212 |
4 | 20221132123331 |
5 | 244120342201 |
6 | 22221442205 |
7 | 3411150536 |
oct | 1051363375 |
9 | 333010425 |
10 | 145090301 |
11 | 74999544 |
12 | 40710365 |
13 | 240a0265 |
14 | 153ab68d |
15 | cb0eabb |
hex | 8a5e6fd |
145090301 has 2 divisors, whose sum is σ = 145090302. Its totient is φ = 145090300.
The previous prime is 145090243. The next prime is 145090307. The reversal of 145090301 is 103090541.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 138062500 + 7027801 = 11750^2 + 2651^2 .
It is a cyclic number.
It is not a de Polignac number, because 145090301 - 218 = 144828157 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (145090307) 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, 72545150 + 72545151.
It is an arithmetic number, because the mean of its divisors is an integer number (72545151).
Almost surely, 2145090301 is an apocalyptic number.
It is an amenable number.
145090301 is a deficient number, since it is larger than the sum of its proper divisors (1).
145090301 is an equidigital number, since it uses as much as digits as its factorization.
145090301 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 540, while the sum is 23.
The square root of 145090301 is about 12045.3435401403. The cubic root of 145090301 is about 525.4678230635.
The spelling of 145090301 in words is "one hundred forty-five million, ninety thousand, three hundred one".
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