Base | Representation |
---|---|
bin | 1100100101011… |
… | …0111100110101 |
3 | 10200022202100010 |
4 | 3021112330311 |
5 | 102003104244 |
6 | 5123210433 |
7 | 1210443660 |
oct | 311267465 |
9 | 120282303 |
10 | 52784949 |
11 | 27883128 |
12 | 15816a19 |
13 | ac21bc9 |
14 | 70206d7 |
15 | 4979eb9 |
hex | 3256f35 |
52784949 has 32 divisors (see below), whose sum is σ = 85708800. Its totient is φ = 28207872.
The previous prime is 52784939. The next prime is 52784957. The reversal of 52784949 is 94948725.
It is not a de Polignac number, because 52784949 - 211 = 52782901 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 52784898 and 52784907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52784939) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70672 + ... + 71414.
It is an arithmetic number, because the mean of its divisors is an integer number (2678400).
Almost surely, 252784949 is an apocalyptic number.
It is an amenable number.
52784949 is a deficient number, since it is larger than the sum of its proper divisors (32923851).
52784949 is a wasteful number, since it uses less digits than its factorization.
52784949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 969.
The product of its digits is 725760, while the sum is 48.
The square root of 52784949 is about 7265.3251131660. The cubic root of 52784949 is about 375.1198408088.
The spelling of 52784949 in words is "fifty-two million, seven hundred eighty-four thousand, nine hundred forty-nine".
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