Base | Representation |
---|---|
bin | 111101011010110… |
… | …000011001010101 |
3 | 2122210220222012101 |
4 | 331122300121111 |
5 | 4102242033044 |
6 | 250125322101 |
7 | 34351314016 |
oct | 7532603125 |
9 | 2583828171 |
10 | 1030424149 |
11 | 489713a07 |
12 | 249106331 |
13 | 135630241 |
14 | 9abcb00d |
15 | 606e0cd4 |
hex | 3d6b0655 |
1030424149 has 2 divisors, whose sum is σ = 1030424150. Its totient is φ = 1030424148.
The previous prime is 1030424147. The next prime is 1030424191. The reversal of 1030424149 is 9414240301.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 595701649 + 434722500 = 24407^2 + 20850^2 .
It is a cyclic number.
It is not a de Polignac number, because 1030424149 - 21 = 1030424147 is a prime.
Together with 1030424147, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1030424141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515212074 + 515212075.
It is an arithmetic number, because the mean of its divisors is an integer number (515212075).
Almost surely, 21030424149 is an apocalyptic number.
It is an amenable number.
1030424149 is a deficient number, since it is larger than the sum of its proper divisors (1).
1030424149 is an equidigital number, since it uses as much as digits as its factorization.
1030424149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 1030424149 is about 32100.2203886515. The cubic root of 1030424149 is about 1010.0402392229.
It can be divided in two parts, 10304 and 24149, that added together give a triangular number (34453 = T262).
The spelling of 1030424149 in words is "one billion, thirty million, four hundred twenty-four thousand, one hundred forty-nine".
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