Base | Representation |
---|---|
bin | 100010001000010… |
… | …0001111111111001 |
3 | 2221210212101110110 |
4 | 1010100201333321 |
5 | 4321131343444 |
6 | 305345134533 |
7 | 40243622406 |
oct | 10420417771 |
9 | 2853771413 |
10 | 1145184249 |
11 | 538476970 |
12 | 27b62a449 |
13 | 153341121 |
14 | ac1412ad |
15 | 6a80dcb9 |
hex | 44421ff9 |
1145184249 has 16 divisors (see below), whose sum is σ = 1666289664. Its totient is φ = 693814800.
The previous prime is 1145184223. The next prime is 1145184253. The reversal of 1145184249 is 9424815411.
It is not a de Polignac number, because 1145184249 - 25 = 1145184217 is a prime.
It is a super-2 number, since 2×11451842492 = 2622893928315388002, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1145184259) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177372 + ... + 183714.
It is an arithmetic number, because the mean of its divisors is an integer number (104143104).
Almost surely, 21145184249 is an apocalyptic number.
It is an amenable number.
1145184249 is a deficient number, since it is larger than the sum of its proper divisors (521105415).
1145184249 is a wasteful number, since it uses less digits than its factorization.
1145184249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11828.
The product of its digits is 46080, while the sum is 39.
The square root of 1145184249 is about 33840.5710501463. The cubic root of 1145184249 is about 1046.2250687710.
The spelling of 1145184249 in words is "one billion, one hundred forty-five million, one hundred eighty-four thousand, two hundred forty-nine".
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