Base | Representation |
---|---|
bin | 11100111101101… |
… | …001000100101101 |
3 | 1020212100100101122 |
4 | 130331221010231 |
5 | 1443343433234 |
6 | 120114550325 |
7 | 15020155334 |
oct | 3475510455 |
9 | 1225310348 |
10 | 485921069 |
11 | 22a320767 |
12 | 1168983a5 |
13 | 79895a7a |
14 | 4876cd1b |
15 | 2c9d692e |
hex | 1cf6912d |
485921069 has 16 divisors (see below), whose sum is σ = 517370112. Its totient is φ = 455419008.
The previous prime is 485921041. The next prime is 485921077. The reversal of 485921069 is 960129584.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-485921069 is a prime.
It is a super-2 number, since 2×4859210692 = 472238570596205522, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (485921099) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279527 + ... + 281259.
It is an arithmetic number, because the mean of its divisors is an integer number (32335632).
Almost surely, 2485921069 is an apocalyptic number.
It is an amenable number.
485921069 is a deficient number, since it is larger than the sum of its proper divisors (31449043).
485921069 is a wasteful number, since it uses less digits than its factorization.
485921069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1996.
The product of its (nonzero) digits is 155520, while the sum is 44.
The square root of 485921069 is about 22043.6174209225. The cubic root of 485921069 is about 786.1798526375.
The spelling of 485921069 in words is "four hundred eighty-five million, nine hundred twenty-one thousand, sixty-nine".
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