Base | Representation |
---|---|
bin | 1100100001001… |
… | …0100110110011 |
3 | 10122210112100001 |
4 | 3020102212303 |
5 | 101420130021 |
6 | 5113210431 |
7 | 1205166556 |
oct | 310224663 |
9 | 118715301 |
10 | 52505011 |
11 | 27701879 |
12 | 15700a17 |
13 | ab54670 |
14 | 6d8a69d |
15 | 4922091 |
hex | 32129b3 |
52505011 has 8 divisors (see below), whose sum is σ = 56614544. Its totient is φ = 48405600.
The previous prime is 52504987. The next prime is 52505069. The reversal of 52505011 is 11050525.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52505011 is a prime.
It is a super-2 number, since 2×525050112 = 5513552360220242, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 52505011.
It is not an unprimeable number, because it can be changed into a prime (52505311) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10936 + ... + 14986.
It is an arithmetic number, because the mean of its divisors is an integer number (7076818).
Almost surely, 252505011 is an apocalyptic number.
52505011 is a deficient number, since it is larger than the sum of its proper divisors (4109533).
52505011 is a wasteful number, since it uses less digits than its factorization.
52505011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5061.
The product of its (nonzero) digits is 250, while the sum is 19.
The square root of 52505011 is about 7246.0341566956. The cubic root of 52505011 is about 374.4555322326.
Adding to 52505011 its reverse (11050525), we get a palindrome (63555536).
The spelling of 52505011 in words is "fifty-two million, five hundred five thousand, eleven".
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