Base | Representation |
---|---|
bin | 1100100101101… |
… | …1111110001111 |
3 | 10200100210112222 |
4 | 3021123332033 |
5 | 102004234034 |
6 | 5123445555 |
7 | 1210560644 |
oct | 311337617 |
9 | 120323488 |
10 | 52805519 |
11 | 27897628 |
12 | 158268bb |
13 | ac2b390 |
14 | 7027dcb |
15 | 498112e |
hex | 325bf8f |
52805519 has 8 divisors (see below), whose sum is σ = 60212880. Its totient is φ = 45876096.
The previous prime is 52805479. The next prime is 52805521. The reversal of 52805519 is 91550825.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52805519 - 224 = 36028303 is a prime.
It is a super-2 number, since 2×528055192 = 5576845673718722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52805219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119249 + ... + 119690.
It is an arithmetic number, because the mean of its divisors is an integer number (7526610).
Almost surely, 252805519 is an apocalyptic number.
52805519 is a deficient number, since it is larger than the sum of its proper divisors (7407361).
52805519 is a wasteful number, since it uses less digits than its factorization.
52805519 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238969.
The product of its (nonzero) digits is 18000, while the sum is 35.
The square root of 52805519 is about 7266.7406035994. The cubic root of 52805519 is about 375.1685618500.
The spelling of 52805519 in words is "fifty-two million, eight hundred five thousand, five hundred nineteen".
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