Base | Representation |
---|---|
bin | 11100111101110… |
… | …000110110011001 |
3 | 1020212101222002100 |
4 | 130331300312121 |
5 | 1443400443141 |
6 | 120115354013 |
7 | 15020350236 |
oct | 3475606631 |
9 | 1225358070 |
10 | 485952921 |
11 | 22a342693 |
12 | 1168b2909 |
13 | 798a740c |
14 | 4877a78d |
15 | 2c9e10b6 |
hex | 1cf70d99 |
485952921 has 12 divisors (see below), whose sum is σ = 706644900. Its totient is φ = 321793440.
The previous prime is 485952917. The next prime is 485952923. The reversal of 485952921 is 129259584.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 160655625 + 325297296 = 12675^2 + 18036^2 .
It is not a de Polignac number, because 485952921 - 22 = 485952917 is a prime.
It is not an unprimeable number, because it can be changed into a prime (485952923) 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 in 11 ways as a sum of consecutive naturals, for example, 179850 + ... + 182531.
It is an arithmetic number, because the mean of its divisors is an integer number (58887075).
Almost surely, 2485952921 is an apocalyptic number.
It is an amenable number.
485952921 is a deficient number, since it is larger than the sum of its proper divisors (220691979).
485952921 is a wasteful number, since it uses less digits than its factorization.
485952921 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 362536 (or 362533 counting only the distinct ones).
The product of its digits is 259200, while the sum is 45.
The square root of 485952921 is about 22044.3398857847. The cubic root of 485952921 is about 786.1970302239.
The spelling of 485952921 in words is "four hundred eighty-five million, nine hundred fifty-two thousand, nine hundred twenty-one".
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