Base | Representation |
---|---|
bin | 101001111011110001… |
… | …0010101111001010010 |
3 | 22121102220022212211121 |
4 | 1103313202111321102 |
5 | 2433411343231400 |
6 | 105211445432454 |
7 | 6335403045322 |
oct | 1236742257122 |
9 | 277386285747 |
10 | 90052320850 |
11 | 35211207568 |
12 | 1555240b72a |
13 | 8651910b6b |
14 | 4503c3b282 |
15 | 2520c6421a |
hex | 14f7895e52 |
90052320850 has 12 divisors (see below), whose sum is σ = 167497316874. Its totient is φ = 36020928320.
The previous prime is 90052320811. The next prime is 90052320851. The reversal of 90052320850 is 5802325009.
It can be written as a sum of positive squares in 3 ways, for example, as 49683072609 + 40369248241 = 222897^2 + 200921^2 .
It is not an unprimeable number, because it can be changed into a prime (90052320851) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 900523159 + ... + 900523258.
Almost surely, 290052320850 is an apocalyptic number.
90052320850 is a deficient number, since it is larger than the sum of its proper divisors (77444996024).
90052320850 is a wasteful number, since it uses less digits than its factorization.
90052320850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1801046429 (or 1801046424 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 34.
Adding to 90052320850 its reverse (5802325009), we get a palindrome (95854645859).
The spelling of 90052320850 in words is "ninety billion, fifty-two million, three hundred twenty thousand, eight hundred fifty".
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