Base | Representation |
---|---|
bin | 100000101110010011110… |
… | …110111011000010110101 |
3 | 21221222102011010011102211 |
4 | 200232103312323002311 |
5 | 243320414111403211 |
6 | 4441021045333421 |
7 | 321316041146416 |
oct | 40562366730265 |
9 | 7858364104384 |
10 | 2248748544181 |
11 | 797763a23827 |
12 | 3039a5407271 |
13 | 134096283b59 |
14 | 7aba8db980d |
15 | 3d765ee4e21 |
hex | 20b93dbb0b5 |
2248748544181 has 2 divisors, whose sum is σ = 2248748544182. Its totient is φ = 2248748544180.
The previous prime is 2248748544149. The next prime is 2248748544199. The reversal of 2248748544181 is 1814458478422.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1749654335025 + 499094209156 = 1322745^2 + 706466^2 .
It is a cyclic number.
It is not a de Polignac number, because 2248748544181 - 25 = 2248748544149 is a prime.
It is a super-2 number, since 2×22487485441812 (a number of 26 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2248748544281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1124374272090 + 1124374272091.
It is an arithmetic number, because the mean of its divisors is an integer number (1124374272091).
Almost surely, 22248748544181 is an apocalyptic number.
It is an amenable number.
2248748544181 is a deficient number, since it is larger than the sum of its proper divisors (1).
2248748544181 is an equidigital number, since it uses as much as digits as its factorization.
2248748544181 is an evil number, because the sum of its binary digits is even.
The product of its digits is 18350080, while the sum is 58.
The spelling of 2248748544181 in words is "two trillion, two hundred forty-eight billion, seven hundred forty-eight million, five hundred forty-four thousand, one hundred eighty-one".
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