Base | Representation |
---|---|
bin | 110101110110101… |
… | …0101110111001101 |
3 | 11122221021120000221 |
4 | 1223231111313031 |
5 | 12200101020031 |
6 | 455151151341 |
7 | 62531440633 |
oct | 15355256715 |
9 | 4587246027 |
10 | 1807048141 |
11 | 848039018 |
12 | 425215551 |
13 | 22a4ba172 |
14 | 131dcd353 |
15 | a899ba11 |
hex | 6bb55dcd |
1807048141 has 2 divisors, whose sum is σ = 1807048142. Its totient is φ = 1807048140.
The previous prime is 1807048129. The next prime is 1807048163. The reversal of 1807048141 is 1418407081.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1275561225 + 531486916 = 35715^2 + 23054^2 .
It is a cyclic number.
It is not a de Polignac number, because 1807048141 - 27 = 1807048013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1807048097 and 1807048106.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1807048121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 903524070 + 903524071.
It is an arithmetic number, because the mean of its divisors is an integer number (903524071).
Almost surely, 21807048141 is an apocalyptic number.
It is an amenable number.
1807048141 is a deficient number, since it is larger than the sum of its proper divisors (1).
1807048141 is an equidigital number, since it uses as much as digits as its factorization.
1807048141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 7168, while the sum is 34.
The square root of 1807048141 is about 42509.3888570513. The cubic root of 1807048141 is about 1218.0260430618.
The spelling of 1807048141 in words is "one billion, eight hundred seven million, forty-eight thousand, one hundred forty-one".
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