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53124041 = 440912049
BaseRepresentation
bin1100101010100…
…1101111001001
310200221222111002
43022221233021
5102044432131
65134344345
71213355405
oct312515711
9120858432
1053124041
1127a94973
121595b0b5
13b010359
1470ac105
1549e56cb
hex32a9bc9

53124041 has 4 divisors (see below), whose sum is σ = 53140500. Its totient is φ = 53107584.

The previous prime is 53124023. The next prime is 53124047. The reversal of 53124041 is 14042135.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14042135 = 52808427.

It can be written as a sum of positive squares in 2 ways, for example, as 18361225 + 34762816 = 4285^2 + 5896^2 .

It is a cyclic number.

It is not a de Polignac number, because 53124041 - 26 = 53123977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53124047) 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, 1616 + ... + 10433.

It is an arithmetic number, because the mean of its divisors is an integer number (13285125).

Almost surely, 253124041 is an apocalyptic number.

It is an amenable number.

53124041 is a deficient number, since it is larger than the sum of its proper divisors (16459).

53124041 is a wasteful number, since it uses less digits than its factorization.

53124041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16458.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 53124041 is about 7288.6240814025. The cubic root of 53124041 is about 375.9213870092.

Adding to 53124041 its reverse (14042135), we get a palindrome (67166176).

The spelling of 53124041 in words is "fifty-three million, one hundred twenty-four thousand, forty-one".

Divisors: 1 4409 12049 53124041