Base | Representation |
---|---|
bin | 101100100000100… |
… | …0011101001110010 |
3 | 10212002012002100011 |
4 | 1121001003221302 |
5 | 11024310334310 |
6 | 404105445134 |
7 | 52003052452 |
oct | 13101035162 |
9 | 3762162304 |
10 | 1493449330 |
11 | 6a701664a |
12 | 3581a07aa |
13 | 1aa53a739 |
14 | 1024b9d62 |
15 | 8b1a378a |
hex | 59043a72 |
1493449330 has 48 divisors (see below), whose sum is σ = 2770253640. Its totient is φ = 579529728.
The previous prime is 1493449301. The next prime is 1493449339. The reversal of 1493449330 is 339443941.
It can be written as a sum of positive squares in 12 ways, for example, as 401080729 + 1092368601 = 20027^2 + 33051^2 .
It is not an unprimeable number, because it can be changed into a prime (1493449339) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10901022 + ... + 10901158.
Almost surely, 21493449330 is an apocalyptic number.
1493449330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1493449330 is a deficient number, since it is larger than the sum of its proper divisors (1276804310).
1493449330 is a wasteful number, since it uses less digits than its factorization.
1493449330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 463 (or 326 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 40.
The square root of 1493449330 is about 38645.1721434903. The cubic root of 1493449330 is about 1143.0454453046.
The spelling of 1493449330 in words is "one billion, four hundred ninety-three million, four hundred forty-nine thousand, three hundred thirty".
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