Base | Representation |
---|---|
bin | 101011010000001… |
… | …1101110111011001 |
3 | 10202010222021222202 |
4 | 1112200131313121 |
5 | 10433021222023 |
6 | 400003255545 |
7 | 50652166343 |
oct | 12640356731 |
9 | 3663867882 |
10 | 1451351513 |
11 | 685282967 |
12 | 34607a5b5 |
13 | 1a18bb0a1 |
14 | daa7c293 |
15 | 8763a128 |
hex | 5681ddd9 |
1451351513 has 4 divisors (see below), whose sum is σ = 1457745360. Its totient is φ = 1444957668.
The previous prime is 1451351479. The next prime is 1451351519. The reversal of 1451351513 is 3151531541.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3151531541 = 20747 ⋅151903.
It is a cyclic number.
It is not a de Polignac number, because 1451351513 - 218 = 1451089369 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1451351519) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3196583 + ... + 3197036.
It is an arithmetic number, because the mean of its divisors is an integer number (364436340).
Almost surely, 21451351513 is an apocalyptic number.
It is an amenable number.
1451351513 is a deficient number, since it is larger than the sum of its proper divisors (6393847).
1451351513 is an equidigital number, since it uses as much as digits as its factorization.
1451351513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6393846.
The product of its digits is 4500, while the sum is 29.
The square root of 1451351513 is about 38096.6076311264. The cubic root of 1451351513 is about 1132.2027446023.
The spelling of 1451351513 in words is "one billion, four hundred fifty-one million, three hundred fifty-one thousand, five hundred thirteen".
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