Base | Representation |
---|---|
bin | 100000000001101… |
… | …1100000100101101 |
3 | 2202220010112101200 |
4 | 1000003130010231 |
5 | 4200102040440 |
6 | 254345200113 |
7 | 35426213454 |
oct | 10003340455 |
9 | 2686115350 |
10 | 1074643245 |
11 | 501676415 |
12 | 25ba90039 |
13 | 1418432a0 |
14 | a2a1bb9b |
15 | 64527c30 |
hex | 400dc12d |
1074643245 has 48 divisors (see below), whose sum is σ = 2012752560. Its totient is φ = 527275008.
The previous prime is 1074643223. The next prime is 1074643259. The reversal of 1074643245 is 5423464701.
1074643245 is a `hidden beast` number, since 1 + 0 + 7 + 4 + 643 + 2 + 4 + 5 = 666.
1074643245 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 610930089 + 463713156 = 24717^2 + 21534^2 .
It is not a de Polignac number, because 1074643245 - 228 = 806207789 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 180171 + ... + 186039.
It is an arithmetic number, because the mean of its divisors is an integer number (41932345).
Almost surely, 21074643245 is an apocalyptic number.
1074643245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1074643245 is a deficient number, since it is larger than the sum of its proper divisors (938109315).
1074643245 is a wasteful number, since it uses less digits than its factorization.
1074643245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6206 (or 6203 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 36.
The square root of 1074643245 is about 32781.7517073142. The cubic root of 1074643245 is about 1024.2864738674.
The spelling of 1074643245 in words is "one billion, seventy-four million, six hundred forty-three thousand, two hundred forty-five".
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