Base | Representation |
---|---|
bin | 11011010010010… |
… | …000010001010010 |
3 | 1011220101010110220 |
4 | 123102100101102 |
5 | 1414142120231 |
6 | 113231333510 |
7 | 14225660415 |
oct | 3322202122 |
9 | 1156333426 |
10 | 457770066 |
11 | 215443476 |
12 | 109381296 |
13 | 73aba580 |
14 | 44b21b7c |
15 | 2a2c5896 |
hex | 1b490452 |
457770066 has 32 divisors (see below), whose sum is σ = 997859520. Its totient is φ = 139153344.
The previous prime is 457770037. The next prime is 457770091. The reversal of 457770066 is 660077754.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28881 + ... + 41828.
It is an arithmetic number, because the mean of its divisors is an integer number (31183110).
Almost surely, 2457770066 is an apocalyptic number.
457770066 is an abundant number, since it is smaller than the sum of its proper divisors (540089454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
457770066 is a wasteful number, since it uses less digits than its factorization.
457770066 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70810.
The product of its (nonzero) digits is 246960, while the sum is 42.
The square root of 457770066 is about 21395.5618295010. The cubic root of 457770066 is about 770.6948615962.
The spelling of 457770066 in words is "four hundred fifty-seven million, seven hundred seventy thousand, sixty-six".
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