Base | Representation |
---|---|
bin | 101000001000… |
… | …011000001001 |
3 | 201210110211100 |
4 | 220020120021 |
5 | 10143120243 |
6 | 1013252013 |
7 | 155263524 |
oct | 50103011 |
9 | 21713740 |
10 | 10520073 |
11 | 5a35983 |
12 | 3634009 |
13 | 22444c5 |
14 | 157bbbb |
15 | dcc0d3 |
hex | a08609 |
10520073 has 6 divisors (see below), whose sum is σ = 15195674. Its totient is φ = 7013376.
The previous prime is 10520071. The next prime is 10520077. The reversal of 10520073 is 37002501.
It can be written as a sum of positive squares in only one way, i.e., 9809424 + 710649 = 3132^2 + 843^2 .
It is not a de Polignac number, because 10520073 - 21 = 10520071 is a prime.
It is a super-2 number, since 2×105200732 = 221343871850658, which contains 22 as substring.
It is a Duffinian number.
It is a plaindrome in base 14.
It is not an unprimeable number, because it can be changed into a prime (10520071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 584440 + ... + 584457.
Almost surely, 210520073 is an apocalyptic number.
It is an amenable number.
10520073 is a deficient number, since it is larger than the sum of its proper divisors (4675601).
10520073 is a wasteful number, since it uses less digits than its factorization.
10520073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1168903 (or 1168900 counting only the distinct ones).
The product of its (nonzero) digits is 210, while the sum is 18.
The square root of 10520073 is about 3243.4662014579. The cubic root of 10520073 is about 219.1154079904.
Adding to 10520073 its reverse (37002501), we get a palindrome (47522574).
The spelling of 10520073 in words is "ten million, five hundred twenty thousand, seventy-three".
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