Base | Representation |
---|---|
bin | 1100110100000… |
… | …1000101001011 |
3 | 10202010110211120 |
4 | 3031001011023 |
5 | 102224301242 |
6 | 5155530323 |
7 | 1221546615 |
oct | 315010513 |
9 | 122113746 |
10 | 53743947 |
11 | 28378694 |
12 | 15bb99a3 |
13 | b19956a |
14 | 71cddb5 |
15 | 4ab91ec |
hex | 334114b |
53743947 has 8 divisors (see below), whose sum is σ = 72668160. Its totient is φ = 35324520.
The previous prime is 53743901. The next prime is 53743967. The reversal of 53743947 is 74934735.
53743947 is nontrivially palindromic in base 8.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 53743947 - 26 = 53743883 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 53743899 and 53743908.
It is not an unprimeable number, because it can be changed into a prime (53743967) 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 7 ways as a sum of consecutive naturals, for example, 125947 + ... + 126372.
It is an arithmetic number, because the mean of its divisors is an integer number (9083520).
Almost surely, 253743947 is an apocalyptic number.
53743947 is a deficient number, since it is larger than the sum of its proper divisors (18924213).
53743947 is a wasteful number, since it uses less digits than its factorization.
53743947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 252393.
The product of its digits is 317520, while the sum is 42.
The square root of 53743947 is about 7331.0263265112. The cubic root of 53743947 is about 377.3779486432.
The spelling of 53743947 in words is "fifty-three million, seven hundred forty-three thousand, nine hundred forty-seven".
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