Base | Representation |
---|---|
bin | 111110101101101… |
… | …001001001111101 |
3 | 2201022210212211002 |
4 | 332231221021331 |
5 | 4123322334240 |
6 | 252223140045 |
7 | 35034101561 |
oct | 7655511175 |
9 | 2638725732 |
10 | 1052152445 |
11 | 49aa04783 |
12 | 254444625 |
13 | 139c9a216 |
14 | 9da456a1 |
15 | 62583d15 |
hex | 3eb6927d |
1052152445 has 4 divisors (see below), whose sum is σ = 1262582940. Its totient is φ = 841721952.
The previous prime is 1052152429. The next prime is 1052152483. The reversal of 1052152445 is 5442512501.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5442512501 = 40841 ⋅133261.
It can be written as a sum of positive squares in 2 ways, for example, as 659359684 + 392792761 = 25678^2 + 19819^2 .
It is a cyclic number.
It is not a de Polignac number, because 1052152445 - 24 = 1052152429 is a prime.
It is a super-2 number, since 2×10521524452 = 2214049535038956050, which contains 22 as substring.
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 105215240 + ... + 105215249.
It is an arithmetic number, because the mean of its divisors is an integer number (315645735).
Almost surely, 21052152445 is an apocalyptic number.
It is an amenable number.
1052152445 is a deficient number, since it is larger than the sum of its proper divisors (210430495).
1052152445 is an equidigital number, since it uses as much as digits as its factorization.
1052152445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210430494.
The product of its (nonzero) digits is 8000, while the sum is 29.
The square root of 1052152445 is about 32436.8994356736. The cubic root of 1052152445 is about 1017.0904025421.
Adding to 1052152445 its reverse (5442512501), we get a palindrome (6494664946).
The spelling of 1052152445 in words is "one billion, fifty-two million, one hundred fifty-two thousand, four hundred forty-five".
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