Base | Representation |
---|---|
bin | 100000000010001… |
… | …1011101110000111 |
3 | 2202220121210000011 |
4 | 1000010123232013 |
5 | 4200133411233 |
6 | 254354531051 |
7 | 35431350511 |
oct | 10004335607 |
9 | 2686553004 |
10 | 1074903943 |
11 | 501834273 |
12 | 25bb96a87 |
13 | 141904b49 |
14 | a2a88bb1 |
15 | 6457a0cd |
hex | 4011bb87 |
1074903943 has 4 divisors (see below), whose sum is σ = 1077532480. Its totient is φ = 1072275408.
The previous prime is 1074903923. The next prime is 1074903979. The reversal of 1074903943 is 3493094701.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3493094701 = 239 ⋅14615459.
It is a cyclic number.
It is not a de Polignac number, because 1074903943 - 213 = 1074895751 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1074903896 and 1074903905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1074903923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1313655 + ... + 1314472.
It is an arithmetic number, because the mean of its divisors is an integer number (269383120).
Almost surely, 21074903943 is an apocalyptic number.
1074903943 is a deficient number, since it is larger than the sum of its proper divisors (2628537).
1074903943 is an equidigital number, since it uses as much as digits as its factorization.
1074903943 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2628536.
The product of its (nonzero) digits is 81648, while the sum is 40.
The square root of 1074903943 is about 32785.7277332683. The cubic root of 1074903943 is about 1024.3692944829.
The spelling of 1074903943 in words is "one billion, seventy-four million, nine hundred three thousand, nine hundred forty-three".
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