Base | Representation |
---|---|
bin | 1000010111010001… |
… | …1101001111010011 |
3 | 12210110120221222212 |
4 | 2011310131033103 |
5 | 14044222332404 |
6 | 1010440422335 |
7 | 106431133133 |
oct | 20564351723 |
9 | 5713527885 |
10 | 2245120979 |
11 | a52348692 |
12 | 527a779ab |
13 | 29a19c06a |
14 | 174264ac3 |
15 | d218106e |
hex | 85d1d3d3 |
2245120979 has 2 divisors, whose sum is σ = 2245120980. Its totient is φ = 2245120978.
The previous prime is 2245120949. The next prime is 2245120991. The reversal of 2245120979 is 9790215422.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2245120979 - 28 = 2245120723 is a prime.
It is not a weakly prime, because it can be changed into another prime (2245120949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122560489 + 1122560490.
It is an arithmetic number, because the mean of its divisors is an integer number (1122560490).
Almost surely, 22245120979 is an apocalyptic number.
2245120979 is a deficient number, since it is larger than the sum of its proper divisors (1).
2245120979 is an equidigital number, since it uses as much as digits as its factorization.
2245120979 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 90720, while the sum is 41.
The square root of 2245120979 is about 47382.7075946489. The cubic root of 2245120979 is about 1309.4228522252.
The spelling of 2245120979 in words is "two billion, two hundred forty-five million, one hundred twenty thousand, nine hundred seventy-nine".
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