Base | Representation |
---|---|
bin | 111101010101011… |
… | …001110100001111 |
3 | 2122201021200100210 |
4 | 331111121310033 |
5 | 4101412132233 |
6 | 250035253503 |
7 | 34333351026 |
oct | 7525316417 |
9 | 2581250323 |
10 | 1029020943 |
11 | 488945735 |
12 | 24874a293 |
13 | 13525b642 |
14 | 9a9438bd |
15 | 60515163 |
hex | 3d559d0f |
1029020943 has 16 divisors (see below), whose sum is σ = 1507034880. Its totient is φ = 621650304.
The previous prime is 1029020903. The next prime is 1029020977. The reversal of 1029020943 is 3490209201.
It is not a de Polignac number, because 1029020943 - 26 = 1029020879 is a prime.
It is a super-2 number, since 2×10290209432 = 2117768202265218498, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1029020943.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1029020903) 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, 391146 + ... + 393767.
It is an arithmetic number, because the mean of its divisors is an integer number (94189680).
Almost surely, 21029020943 is an apocalyptic number.
1029020943 is a deficient number, since it is larger than the sum of its proper divisors (478013937).
1029020943 is a wasteful number, since it uses less digits than its factorization.
1029020943 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 784958.
The product of its (nonzero) digits is 3888, while the sum is 30.
The square root of 1029020943 is about 32078.3563014067. The cubic root of 1029020943 is about 1009.5815483825.
The spelling of 1029020943 in words is "one billion, twenty-nine million, twenty thousand, nine hundred forty-three".
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