Base | Representation |
---|---|
bin | 1100110111001… |
… | …1000001010111 |
3 | 10202111212102201 |
4 | 3031303001113 |
5 | 102302323003 |
6 | 5204145331 |
7 | 1223361160 |
oct | 315630127 |
9 | 122455381 |
10 | 53948503 |
11 | 284a8344 |
12 | 16098247 |
13 | b23b6bb |
14 | 7244767 |
15 | 4b09b1d |
hex | 3373057 |
53948503 has 4 divisors (see below), whose sum is σ = 61655440. Its totient is φ = 46241568.
The previous prime is 53948491. The next prime is 53948537. The reversal of 53948503 is 30584935.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30584935 = 5 ⋅6116987.
It is a cyclic number.
It is not a de Polignac number, because 53948503 - 29 = 53947991 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53949503) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3853458 + ... + 3853471.
It is an arithmetic number, because the mean of its divisors is an integer number (15413860).
Almost surely, 253948503 is an apocalyptic number.
53948503 is a deficient number, since it is larger than the sum of its proper divisors (7706937).
53948503 is an equidigital number, since it uses as much as digits as its factorization.
53948503 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7706936.
The product of its (nonzero) digits is 64800, while the sum is 37.
The square root of 53948503 is about 7344.9644655369. The cubic root of 53948503 is about 377.8561246163.
The spelling of 53948503 in words is "fifty-three million, nine hundred forty-eight thousand, five hundred three".
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