Base | Representation |
---|---|
bin | 111110010100011… |
… | …100000101011111 |
3 | 2200212101012112102 |
4 | 332110130011133 |
5 | 4120124422221 |
6 | 251425355315 |
7 | 34623663026 |
oct | 7624340537 |
9 | 2625335472 |
10 | 1045545311 |
11 | 497201738 |
12 | 252198b3b |
13 | 1387c5a85 |
14 | 9cc058bd |
15 | 61bcb30b |
hex | 3e51c15f |
1045545311 has 4 divisors (see below), whose sum is σ = 1045761192. Its totient is φ = 1045329432.
The previous prime is 1045545299. The next prime is 1045545317. The reversal of 1045545311 is 1135455401.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1135455401 = 197 ⋅5763733.
It is a cyclic number.
It is not a de Polignac number, because 1045545311 - 214 = 1045528927 is a prime.
It is a super-3 number, since 3×10455453113 (a number of 28 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1045545317) 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, 100505 + ... + 110418.
It is an arithmetic number, because the mean of its divisors is an integer number (261440298).
Almost surely, 21045545311 is an apocalyptic number.
1045545311 is a deficient number, since it is larger than the sum of its proper divisors (215881).
1045545311 is an equidigital number, since it uses as much as digits as its factorization.
1045545311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 215880.
The product of its (nonzero) digits is 6000, while the sum is 29.
The square root of 1045545311 is about 32334.8930878084. The cubic root of 1045545311 is about 1014.9569447954.
The spelling of 1045545311 in words is "one billion, forty-five million, five hundred forty-five thousand, three hundred eleven".
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