Base | Representation |
---|---|
bin | 100010000111111… |
… | …1100011100110101 |
3 | 2221210120120111022 |
4 | 1010033330130311 |
5 | 4321111433303 |
6 | 305341550525 |
7 | 40242412130 |
oct | 10417743465 |
9 | 2853516438 |
10 | 1145030453 |
11 | 538381366 |
12 | 27b575445 |
13 | 1532b9118 |
14 | ac101217 |
15 | 6a7cd438 |
hex | 443fc735 |
1145030453 has 16 divisors (see below), whose sum is σ = 1345674240. Its totient is φ = 953721216.
The previous prime is 1145030441. The next prime is 1145030473. The reversal of 1145030453 is 3540305411.
It is not a de Polignac number, because 1145030453 - 28 = 1145030197 is a prime.
It is a super-2 number, since 2×11450304532 = 2622189476594770418, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1145030473) 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 15 ways as a sum of consecutive naturals, for example, 244508 + ... + 249146.
It is an arithmetic number, because the mean of its divisors is an integer number (84104640).
Almost surely, 21145030453 is an apocalyptic number.
It is an amenable number.
1145030453 is a deficient number, since it is larger than the sum of its proper divisors (200643787).
1145030453 is an equidigital number, since it uses as much as digits as its factorization.
1145030453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5636.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 1145030453 is about 33838.2986126667. The cubic root of 1145030453 is about 1046.1782313488.
Adding to 1145030453 its reverse (3540305411), we get a palindrome (4685335864).
The spelling of 1145030453 in words is "one billion, one hundred forty-five million, thirty thousand, four hundred fifty-three".
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