Base | Representation |
---|---|
bin | 110010011111111110… |
… | …1100101111110001001 |
3 | 101100220212201022020022 |
4 | 1210333331211332021 |
5 | 3234100001341241 |
6 | 121453041510225 |
7 | 10556265532553 |
oct | 1447775457611 |
9 | 340825638208 |
10 | 108447293321 |
11 | 41aa0740654 |
12 | 19026942375 |
13 | a2c3912563 |
14 | 536acc04d3 |
15 | 2c4ab3b54b |
hex | 193ff65f89 |
108447293321 has 2 divisors, whose sum is σ = 108447293322. Its totient is φ = 108447293320.
The previous prime is 108447293281. The next prime is 108447293359. The reversal of 108447293321 is 123392744801.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 92530947721 + 15916345600 = 304189^2 + 126160^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-108447293321 is a prime.
It is a super-2 number, since 2×1084472933212 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (108447293821) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54223646660 + 54223646661.
It is an arithmetic number, because the mean of its divisors is an integer number (54223646661).
Almost surely, 2108447293321 is an apocalyptic number.
It is an amenable number.
108447293321 is a deficient number, since it is larger than the sum of its proper divisors (1).
108447293321 is an equidigital number, since it uses as much as digits as its factorization.
108447293321 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 290304, while the sum is 44.
The spelling of 108447293321 in words is "one hundred eight billion, four hundred forty-seven million, two hundred ninety-three thousand, three hundred twenty-one".
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