Base | Representation |
---|---|
bin | 100000000010001… |
… | …1001010001010001 |
3 | 2202220121021020101 |
4 | 1000010121101101 |
5 | 4200133101110 |
6 | 254354412401 |
7 | 35431306321 |
oct | 10004312121 |
9 | 2686537211 |
10 | 1074893905 |
11 | 501827778 |
12 | 25bb91101 |
13 | 1419003c7 |
14 | a2a85281 |
15 | 6457713a |
hex | 40119451 |
1074893905 has 4 divisors (see below), whose sum is σ = 1289872692. Its totient is φ = 859915120.
The previous prime is 1074893893. The next prime is 1074893927. The reversal of 1074893905 is 5093984701.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 679957776 + 394936129 = 26076^2 + 19873^2 .
It is not a de Polignac number, because 1074893905 - 25 = 1074893873 is a prime.
It is a super-2 number, since 2×10748939052 = 2310793814012298050, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107489386 + ... + 107489395.
It is an arithmetic number, because the mean of its divisors is an integer number (322468173).
Almost surely, 21074893905 is an apocalyptic number.
It is an amenable number.
1074893905 is a deficient number, since it is larger than the sum of its proper divisors (214978787).
1074893905 is an equidigital number, since it uses as much as digits as its factorization.
1074893905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 214978786.
The product of its (nonzero) digits is 272160, while the sum is 46.
The square root of 1074893905 is about 32785.5746480064. The cubic root of 1074893905 is about 1024.3661057791.
It can be divided in two parts, 10748 and 93905, that added together give a triangular number (104653 = T457).
The spelling of 1074893905 in words is "one billion, seventy-four million, eight hundred ninety-three thousand, nine hundred five".
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