Base | Representation |
---|---|
bin | 111111000000001… |
… | …101000000001101 |
3 | 2201122222001220222 |
4 | 333000031000031 |
5 | 4131044032434 |
6 | 252515321125 |
7 | 35123334515 |
oct | 7700150015 |
9 | 2648861828 |
10 | 1057017869 |
11 | 4a2728196 |
12 | 255bb01a5 |
13 | 13acb197b |
14 | a0550845 |
15 | 62be572e |
hex | 3f00d00d |
1057017869 has 8 divisors (see below), whose sum is σ = 1060349568. Its totient is φ = 1053692640.
The previous prime is 1057017859. The next prime is 1057017893. The reversal of 1057017869 is 9687107501.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1057017869 - 24 = 1057017853 is a prime.
It is a super-2 number, since 2×10570178692 = 2234573550770602322, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1057017859) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 795884 + ... + 797210.
It is an arithmetic number, because the mean of its divisors is an integer number (132543696).
Almost surely, 21057017869 is an apocalyptic number.
It is an amenable number.
1057017869 is a deficient number, since it is larger than the sum of its proper divisors (3331699).
1057017869 is a wasteful number, since it uses less digits than its factorization.
1057017869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3235.
The product of its (nonzero) digits is 105840, while the sum is 44.
The square root of 1057017869 is about 32511.8112230002. The cubic root of 1057017869 is about 1018.6557548456.
The spelling of 1057017869 in words is "one billion, fifty-seven million, seventeen thousand, eight hundred sixty-nine".
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