Base | Representation |
---|---|
bin | 111101001101011… |
… | …111110011010001 |
3 | 2122120101101020102 |
4 | 331031133303101 |
5 | 4100344321210 |
6 | 245523022145 |
7 | 34306626245 |
oct | 7515376321 |
9 | 2576341212 |
10 | 1026948305 |
11 | 48775a509 |
12 | 247b0a955 |
13 | 1349b4126 |
14 | 9a564425 |
15 | 60255ea5 |
hex | 3d35fcd1 |
1026948305 has 32 divisors (see below), whose sum is σ = 1279838880. Its totient is φ = 790732800.
The previous prime is 1026948287. The next prime is 1026948311. The reversal of 1026948305 is 5038496201.
It is a happy number.
It can be written as a sum of positive squares in 16 ways, for example, as 381381841 + 645566464 = 19529^2 + 25408^2 .
It is not a de Polignac number, because 1026948305 - 212 = 1026944209 is a prime.
It is a super-2 number, since 2×10269483052 = 2109245642284746050, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3280829 + ... + 3281141.
It is an arithmetic number, because the mean of its divisors is an integer number (39994965).
Almost surely, 21026948305 is an apocalyptic number.
It is an amenable number.
1026948305 is a deficient number, since it is larger than the sum of its proper divisors (252890575).
1026948305 is a wasteful number, since it uses less digits than its factorization.
1026948305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 581.
The product of its (nonzero) digits is 51840, while the sum is 38.
The square root of 1026948305 is about 32046.0341540104. The cubic root of 1026948305 is about 1008.9032649580.
The spelling of 1026948305 in words is "one billion, twenty-six million, nine hundred forty-eight thousand, three hundred five".
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