Base | Representation |
---|---|
bin | 1000100001101100… |
… | …0101001110101001 |
3 | 12220111210010021121 |
4 | 2020123011032221 |
5 | 14141413110211 |
6 | 1015040535241 |
7 | 110501325166 |
oct | 21033051651 |
9 | 5814703247 |
10 | 2288800681 |
11 | a74a71912 |
12 | 53a621521 |
13 | 2a625373b |
14 | 179d9506d |
15 | d5e0d271 |
hex | 886c53a9 |
2288800681 has 2 divisors, whose sum is σ = 2288800682. Its totient is φ = 2288800680.
The previous prime is 2288800637. The next prime is 2288800697. The reversal of 2288800681 is 1860088822.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1904013225 + 384787456 = 43635^2 + 19616^2 .
It is a cyclic number.
It is not a de Polignac number, because 2288800681 - 29 = 2288800169 is a prime.
It is a super-2 number, since 2×22888006812 = 10477217114692127522, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (2288800621) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144400340 + 1144400341.
It is an arithmetic number, because the mean of its divisors is an integer number (1144400341).
Almost surely, 22288800681 is an apocalyptic number.
It is an amenable number.
2288800681 is a deficient number, since it is larger than the sum of its proper divisors (1).
2288800681 is an equidigital number, since it uses as much as digits as its factorization.
2288800681 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 98304, while the sum is 43.
The square root of 2288800681 is about 47841.4117789181. The cubic root of 2288800681 is about 1317.8601465538.
The spelling of 2288800681 in words is "two billion, two hundred eighty-eight million, eight hundred thousand, six hundred eighty-one".
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