Base | Representation |
---|---|
bin | 1110001111010110000… |
… | …00101111000011001011 |
3 | 1201202220100121201101201 |
4 | 13013223000233003023 |
5 | 31004013140033143 |
6 | 1012434110525031 |
7 | 50230445411116 |
oct | 7075300570313 |
9 | 1652810551351 |
10 | 489274142923 |
11 | 179555553305 |
12 | 7a9a8b06777 |
13 | 371a4c69b97 |
14 | 1997691557d |
15 | cad919664d |
hex | 71eb02f0cb |
489274142923 has 2 divisors, whose sum is σ = 489274142924. Its totient is φ = 489274142922.
The previous prime is 489274142911. The next prime is 489274142941. The reversal of 489274142923 is 329241472984.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 489274142923 - 225 = 489240588491 is a prime.
It is not a weakly prime, because it can be changed into another prime (489274146923) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244637071461 + 244637071462.
It is an arithmetic number, because the mean of its divisors is an integer number (244637071462).
Almost surely, 2489274142923 is an apocalyptic number.
489274142923 is a deficient number, since it is larger than the sum of its proper divisors (1).
489274142923 is an equidigital number, since it uses as much as digits as its factorization.
489274142923 is an evil number, because the sum of its binary digits is even.
The product of its digits is 6967296, while the sum is 55.
The spelling of 489274142923 in words is "four hundred eighty-nine billion, two hundred seventy-four million, one hundred forty-two thousand, nine hundred twenty-three".
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