Base | Representation |
---|---|
bin | 111101101010000… |
… | …000001110011001 |
3 | 2200002110001001021 |
4 | 331222000032121 |
5 | 4104302434040 |
6 | 250351122441 |
7 | 34430302042 |
oct | 7552001631 |
9 | 2602401037 |
10 | 1034421145 |
11 | 4909a3a0a |
12 | 24a513421 |
13 | 1363cc624 |
14 | 9b54b8c9 |
15 | 60c3024a |
hex | 3da80399 |
1034421145 has 8 divisors (see below), whose sum is σ = 1246136904. Its totient is φ = 824315904.
The previous prime is 1034421077. The next prime is 1034421209. The reversal of 1034421145 is 5411244301.
It can be written as a sum of positive squares in 4 ways, for example, as 162282121 + 872139024 = 12739^2 + 29532^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1034421145 - 223 = 1026032537 is a prime.
It is a super-2 number, since 2×10344211452 = 2140054210446222050, 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 7 ways as a sum of consecutive naturals, for example, 401214 + ... + 403783.
It is an arithmetic number, because the mean of its divisors is an integer number (155767113).
Almost surely, 21034421145 is an apocalyptic number.
It is an amenable number.
1034421145 is a deficient number, since it is larger than the sum of its proper divisors (211715759).
1034421145 is an equidigital number, since it uses as much as digits as its factorization.
1034421145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 805259.
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 1034421145 is about 32162.4182082131. The cubic root of 1034421145 is about 1011.3445299657.
Adding to 1034421145 its reverse (5411244301), we get a palindrome (6445665446).
The spelling of 1034421145 in words is "one billion, thirty-four million, four hundred twenty-one thousand, one hundred forty-five".
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