Base | Representation |
---|---|
bin | 1111001001000… |
… | …0101001101101 |
3 | 11102111111022002 |
4 | 3302100221231 |
5 | 112224211203 |
6 | 10145102045 |
7 | 1400541521 |
oct | 362205155 |
9 | 142444262 |
10 | 63507053 |
11 | 32936875 |
12 | 19327925 |
13 | 1020734c |
14 | 8611d81 |
15 | 5896d88 |
hex | 3c90a6d |
63507053 has 4 divisors (see below), whose sum is σ = 67242780. Its totient is φ = 59771328.
The previous prime is 63507047. The next prime is 63507061. The reversal of 63507053 is 35070536.
63507053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 44129449 + 19377604 = 6643^2 + 4402^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-63507053 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63507023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1867838 + ... + 1867871.
It is an arithmetic number, because the mean of its divisors is an integer number (16810695).
Almost surely, 263507053 is an apocalyptic number.
It is an amenable number.
63507053 is a deficient number, since it is larger than the sum of its proper divisors (3735727).
63507053 is a wasteful number, since it uses less digits than its factorization.
63507053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3735726.
The product of its (nonzero) digits is 9450, while the sum is 29.
The square root of 63507053 is about 7969.1312575462. The cubic root of 63507053 is about 398.9703790591.
Adding to 63507053 its reverse (35070536), we get a palindrome (98577589).
The spelling of 63507053 in words is "sixty-three million, five hundred seven thousand, fifty-three".
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