Base | Representation |
---|---|
bin | 111101011011100… |
… | …101111011110001 |
3 | 2122211100010000022 |
4 | 331123211323301 |
5 | 4102321042231 |
6 | 250134133225 |
7 | 34353216242 |
oct | 7533457361 |
9 | 2584303008 |
10 | 1030643441 |
11 | 489853743 |
12 | 2491b1215 |
13 | 1356a8cb9 |
14 | 9ac46cc9 |
15 | 60735c7b |
hex | 3d6e5ef1 |
1030643441 has 16 divisors (see below), whose sum is σ = 1080518400. Its totient is φ = 981801408.
The previous prime is 1030643389. The next prime is 1030643483. The reversal of 1030643441 is 1443460301.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1030643441 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1030643441.
It is not an unprimeable number, because it can be changed into a prime (1030640441) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1161500 + ... + 1162386.
It is an arithmetic number, because the mean of its divisors is an integer number (67532400).
Almost surely, 21030643441 is an apocalyptic number.
It is an amenable number.
1030643441 is a deficient number, since it is larger than the sum of its proper divisors (49874959).
1030643441 is a wasteful number, since it uses less digits than its factorization.
1030643441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1408.
The product of its (nonzero) digits is 3456, while the sum is 26.
The square root of 1030643441 is about 32103.6359467273. The cubic root of 1030643441 is about 1010.1118854583. Note that the first 3 decimals are identical.
The spelling of 1030643441 in words is "one billion, thirty million, six hundred forty-three thousand, four hundred forty-one".
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