Base | Representation |
---|---|
bin | 111101011011000… |
… | …111111000000101 |
3 | 2122211002212010110 |
4 | 331123013320011 |
5 | 4102303122300 |
6 | 250131343233 |
7 | 34352164302 |
oct | 7533077005 |
9 | 2584085113 |
10 | 1030520325 |
11 | 48977a19a |
12 | 249151b19 |
13 | 135664c53 |
14 | 9ac140a9 |
15 | 6070e550 |
hex | 3d6c7e05 |
1030520325 has 12 divisors (see below), whose sum is σ = 1703793728. Its totient is φ = 549610800.
The previous prime is 1030520279. The next prime is 1030520339. The reversal of 1030520325 is 5230250301.
It is not a de Polignac number, because 1030520325 - 220 = 1029471749 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 in 11 ways as a sum of consecutive naturals, for example, 6870061 + ... + 6870210.
Almost surely, 21030520325 is an apocalyptic number.
1030520325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1030520325 is a deficient number, since it is larger than the sum of its proper divisors (673273403).
1030520325 is a wasteful number, since it uses less digits than its factorization.
1030520325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13740284 (or 13740279 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 21.
The square root of 1030520325 is about 32101.7184119480. The cubic root of 1030520325 is about 1010.0716627255.
Adding to 1030520325 its reverse (5230250301), we get a palindrome (6260770626).
The spelling of 1030520325 in words is "one billion, thirty million, five hundred twenty thousand, three hundred twenty-five".
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