Base | Representation |
---|---|
bin | 1100100011010… |
… | …0011000010101 |
3 | 10200001120002200 |
4 | 3020310120111 |
5 | 101434041344 |
6 | 5120155113 |
7 | 1206314103 |
oct | 310643025 |
9 | 120046080 |
10 | 52643349 |
11 | 27796800 |
12 | 15768a99 |
13 | aba2615 |
14 | 6dc4c73 |
15 | 494d069 |
hex | 3234615 |
52643349 has 18 divisors (see below), whose sum is σ = 83583318. Its totient is φ = 31904400.
The previous prime is 52643347. The next prime is 52643351. The reversal of 52643349 is 94334625.
52643349 is a `hidden beast` number, since 5 + 2 + 643 + 3 + 4 + 9 = 666.
It is an interprime number because it is at equal distance from previous prime (52643347) and next prime (52643351).
It can be written as a sum of positive squares in only one way, i.e., 50339025 + 2304324 = 7095^2 + 1518^2 .
It is not a de Polignac number, because 52643349 - 21 = 52643347 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52643347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 23082 + ... + 25259.
Almost surely, 252643349 is an apocalyptic number.
It is an amenable number.
52643349 is a deficient number, since it is larger than the sum of its proper divisors (30939969).
52643349 is a wasteful number, since it uses less digits than its factorization.
52643349 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48369 (or 48355 counting only the distinct ones).
The product of its digits is 77760, while the sum is 36.
The square root of 52643349 is about 7255.5736506495. The cubic root of 52643349 is about 374.7841104017.
The spelling of 52643349 in words is "fifty-two million, six hundred forty-three thousand, three hundred forty-nine".
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