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53052837 = 333315309
BaseRepresentation
bin1100101001100…
…0010110100101
310200211100210220
43022120112211
5102040142322
65133034553
71212640665
oct312302645
9120740726
1053052837
1127a46422
1215925a59
13acb6b16
1470901a5
1549ce55c
hex32985a5

53052837 has 8 divisors (see below), whose sum is σ = 70771680. Its totient is φ = 35351280.

The previous prime is 53052829. The next prime is 53052863. The reversal of 53052837 is 73825035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53052837 - 23 = 53052829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53052798 and 53052807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53052817) 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, 7339 + ... + 12647.

It is an arithmetic number, because the mean of its divisors is an integer number (8846460).

Almost surely, 253052837 is an apocalyptic number.

It is an amenable number.

53052837 is a deficient number, since it is larger than the sum of its proper divisors (17718843).

53052837 is a wasteful number, since it uses less digits than its factorization.

53052837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8643.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 53052837 is about 7283.7378453648. The cubic root of 53052837 is about 375.7533584117.

The spelling of 53052837 in words is "fifty-three million, fifty-two thousand, eight hundred thirty-seven".

Divisors: 1 3 3331 5309 9993 15927 17684279 53052837