Base | Representation |
---|---|
bin | 100001010100111… |
… | …1110100101000001 |
3 | 2212221021112212100 |
4 | 1002221332211001 |
5 | 4242241103411 |
6 | 302545021013 |
7 | 36466253154 |
oct | 10251764501 |
9 | 2787245770 |
10 | 1118300481 |
11 | 524284781 |
12 | 272624769 |
13 | 14a8ba67c |
14 | a8743c9b |
15 | 6829d456 |
hex | 42a7e941 |
1118300481 has 27 divisors (see below), whose sum is σ = 1648896483. Its totient is φ = 730351440.
The previous prime is 1118300471. The next prime is 1118300483. The reversal of 1118300481 is 1840038111.
The square root of 1118300481 is 33441.
It is a perfect power (a square), and thus also a powerful number.
1118300481 is a `hidden beast` number, since 1 + 1 + 183 + 0 + 0 + 481 = 666.
It can be written as a sum of positive squares in only one way, i.e., 327791025 + 790509456 = 18105^2 + 28116^2 .
It is not a de Polignac number, because 1118300481 - 27 = 1118300353 is a prime.
It is a super-2 number, since 2×11183004812 = 2501191931609662722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1118300483) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 7122855 + ... + 7123011.
Almost surely, 21118300481 is an apocalyptic number.
1118300481 is the 33441-st square number.
1118300481 is the 16721-st centered octagonal number.
It is an amenable number.
1118300481 is a deficient number, since it is larger than the sum of its proper divisors (530596002).
1118300481 is an frugal number, since it uses more digits than its factorization.
1118300481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462 (or 231 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 27.
The cubic root of 1118300481 is about 1037.9732721687.
Adding to 1118300481 its reverse (1840038111), we get a palindrome (2958338592).
The spelling of 1118300481 in words is "one billion, one hundred eighteen million, three hundred thousand, four hundred eighty-one".
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