Base | Representation |
---|---|
bin | 100000000010001… |
… | …1000100001000001 |
3 | 2202220121010000000 |
4 | 1000010120201001 |
5 | 4200133001232 |
6 | 254354350213 |
7 | 35431264320 |
oct | 10004304101 |
9 | 2686533000 |
10 | 1074890817 |
11 | 501825420 |
12 | 25bb8b369 |
13 | 1418cbb90 |
14 | a2a840b7 |
15 | 6457627c |
hex | 40118841 |
1074890817 has 128 divisors (see below), whose sum is σ = 2168893440. Its totient is φ = 514382400.
The previous prime is 1074890813. The next prime is 1074890833. The reversal of 1074890817 is 7180984701.
It is not a de Polignac number, because 1074890817 - 22 = 1074890813 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1074890813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2188942 + ... + 2189432.
It is an arithmetic number, because the mean of its divisors is an integer number (16944480).
Almost surely, 21074890817 is an apocalyptic number.
It is an amenable number.
1074890817 is an abundant number, since it is smaller than the sum of its proper divisors (1094002623).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1074890817 is an equidigital number, since it uses as much as digits as its factorization.
1074890817 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 543 (or 525 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 45.
The square root of 1074890817 is about 32785.5275540901. The cubic root of 1074890817 is about 1024.3651248309.
The spelling of 1074890817 in words is "one billion, seventy-four million, eight hundred ninety thousand, eight hundred seventeen".
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