Base | Representation |
---|---|
bin | 111001011001… |
… | …0111000111101 |
3 | 2002121212122102 |
4 | 1302302320331 |
5 | 30200432421 |
6 | 2552554445 |
7 | 513533201 |
oct | 162627075 |
9 | 62555572 |
10 | 30092861 |
11 | 15a94237 |
12 | a0b2a25 |
13 | 6308336 |
14 | 3dd4b01 |
15 | 299660b |
hex | 1cb2e3d |
30092861 has 2 divisors, whose sum is σ = 30092862. Its totient is φ = 30092860.
The previous prime is 30092857. The next prime is 30092869. The reversal of 30092861 is 16829003.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 26977636 + 3115225 = 5194^2 + 1765^2 .
It is a cyclic number.
It is not a de Polignac number, because 30092861 - 22 = 30092857 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30092869) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15046430 + 15046431.
It is an arithmetic number, because the mean of its divisors is an integer number (15046431).
Almost surely, 230092861 is an apocalyptic number.
It is an amenable number.
30092861 is a deficient number, since it is larger than the sum of its proper divisors (1).
30092861 is an equidigital number, since it uses as much as digits as its factorization.
30092861 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2592, while the sum is 29.
The square root of 30092861 is about 5485.6960360560. The cubic root of 30092861 is about 311.0435211682.
The spelling of 30092861 in words is "thirty million, ninety-two thousand, eight hundred sixty-one".
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