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53058687 = 3111607839
BaseRepresentation
bin1100101001100…
…1110001111111
310200211122211120
43022121301333
5102040334222
65133122023
71212664023
oct312316177
9120748746
1053058687
1127a4a860
1215929313
13acb9696
147092383
1549d115c
hex3299c7f

53058687 has 8 divisors (see below), whose sum is σ = 77176320. Its totient is φ = 32156760.

The previous prime is 53058679. The next prime is 53058721. The reversal of 53058687 is 78685035.

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

It is not a de Polignac number, because 53058687 - 23 = 53058679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53058637) 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, 803887 + ... + 803952.

It is an arithmetic number, because the mean of its divisors is an integer number (9647040).

Almost surely, 253058687 is an apocalyptic number.

53058687 is a deficient number, since it is larger than the sum of its proper divisors (24117633).

53058687 is a wasteful number, since it uses less digits than its factorization.

53058687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607853.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 53058687 is about 7284.1394138223. The cubic root of 53058687 is about 375.7671690231.

The spelling of 53058687 in words is "fifty-three million, fifty-eight thousand, six hundred eighty-seven".

Divisors: 1 3 11 33 1607839 4823517 17686229 53058687