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53124253 = 713583783
BaseRepresentation
bin1100101010100…
…1110010011101
310200221222202221
43022221302131
5102044434003
65134345341
71213356130
oct312516235
9120858687
1053124253
1127a95046
121595b251
13b010490
1470ac217
1549e57bd
hex32a9c9d

53124253 has 8 divisors (see below), whose sum is σ = 65383808. Its totient is φ = 42032304.

The previous prime is 53124251. The next prime is 53124263. The reversal of 53124253 is 35242135.

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 53124253 - 21 = 53124251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53124251) 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, 291801 + ... + 291982.

It is an arithmetic number, because the mean of its divisors is an integer number (8172976).

Almost surely, 253124253 is an apocalyptic number.

It is an amenable number.

53124253 is a deficient number, since it is larger than the sum of its proper divisors (12259555).

53124253 is a wasteful number, since it uses less digits than its factorization.

53124253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583803.

The product of its digits is 3600, while the sum is 25.

The square root of 53124253 is about 7288.6386245992. The cubic root of 53124253 is about 375.9218870667.

Adding to 53124253 its reverse (35242135), we get a palindrome (88366388).

The spelling of 53124253 in words is "fifty-three million, one hundred twenty-four thousand, two hundred fifty-three".

Divisors: 1 7 13 91 583783 4086481 7589179 53124253