Base | Representation |
---|---|
bin | 1100101010101… |
… | …1111011010101 |
3 | 10200222102210101 |
4 | 3022223323111 |
5 | 102100224023 |
6 | 5134454101 |
7 | 1213423513 |
oct | 312537325 |
9 | 120872711 |
10 | 53133013 |
11 | 27aa068a |
12 | 15964331 |
13 | b01446b |
14 | 70b14b3 |
15 | 49e81ad |
hex | 32abed5 |
53133013 has 8 divisors (see below), whose sum is σ = 56353536. Its totient is φ = 49988400.
The previous prime is 53132957. The next prime is 53133037. The reversal of 53133013 is 31033135.
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 53133013 - 217 = 53001941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53133043) 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, 17533 + ... + 20338.
It is an arithmetic number, because the mean of its divisors is an integer number (7044192).
Almost surely, 253133013 is an apocalyptic number.
It is an amenable number.
53133013 is a deficient number, since it is larger than the sum of its proper divisors (3220523).
53133013 is a wasteful number, since it uses less digits than its factorization.
53133013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37955.
The product of its (nonzero) digits is 405, while the sum is 19.
The square root of 53133013 is about 7289.2395350956. The cubic root of 53133013 is about 375.9425486576.
Adding to 53133013 its reverse (31033135), we get a palindrome (84166148).
The spelling of 53133013 in words is "fifty-three million, one hundred thirty-three thousand, thirteen".
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