Base | Representation |
---|---|
bin | 100000100110000… |
… | …0100000100101111 |
3 | 2211012221202220120 |
4 | 1001030010010233 |
5 | 4214440301310 |
6 | 300305220023 |
7 | 36050065446 |
oct | 10114040457 |
9 | 2735852816 |
10 | 1093681455 |
11 | 51139a079 |
12 | 266331613 |
13 | 14577a9b9 |
14 | a5375d5d |
15 | 66038b70 |
hex | 4130412f |
1093681455 has 32 divisors (see below), whose sum is σ = 1785176064. Its totient is φ = 571648896.
The previous prime is 1093681453. The next prime is 1093681507. The reversal of 1093681455 is 5541863901.
It is not a de Polignac number, because 1093681455 - 21 = 1093681453 is a prime.
It is a super-2 number, since 2×10936814552 = 2392278250021834050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1093681453) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154657 + ... + 161573.
It is an arithmetic number, because the mean of its divisors is an integer number (55786752).
Almost surely, 21093681455 is an apocalyptic number.
1093681455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1093681455 is a deficient number, since it is larger than the sum of its proper divisors (691494609).
1093681455 is a wasteful number, since it uses less digits than its factorization.
1093681455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7135.
The product of its (nonzero) digits is 129600, while the sum is 42.
The square root of 1093681455 is about 33070.8550690786. The cubic root of 1093681455 is about 1030.2998011882.
The spelling of 1093681455 in words is "one billion, ninety-three million, six hundred eighty-one thousand, four hundred fifty-five".
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