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53244543 = 3111613471
BaseRepresentation
bin1100101100011…
…1001001111111
310201012002210010
43023013021333
5102112311133
65141114303
71214366622
oct313071177
9121162703
1053244543
1128067460
12159b8993
13b053161
1470dddb9
154a1b263
hex32c727f

53244543 has 8 divisors (see below), whose sum is σ = 77446656. Its totient is φ = 32269400.

The previous prime is 53244539. The next prime is 53244547. The reversal of 53244543 is 34544235.

It is an interprime number because it is at equal distance from previous prime (53244539) and next prime (53244547).

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 53244543 - 22 = 53244539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53244543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53244547) 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, 806703 + ... + 806768.

It is an arithmetic number, because the mean of its divisors is an integer number (9680832).

Almost surely, 253244543 is an apocalyptic number.

53244543 is a deficient number, since it is larger than the sum of its proper divisors (24202113).

53244543 is a wasteful number, since it uses less digits than its factorization.

53244543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613485.

The product of its digits is 28800, while the sum is 30.

The square root of 53244543 is about 7296.8858426044. The cubic root of 53244543 is about 376.2054082686.

Adding to 53244543 its reverse (34544235), we get a palindrome (87788778).

The spelling of 53244543 in words is "fifty-three million, two hundred forty-four thousand, five hundred forty-three".

Divisors: 1 3 11 33 1613471 4840413 17748181 53244543