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53065486 = 261434963
BaseRepresentation
bin1100101001101…
…1011100001110
310200212000011101
43022123130032
5102041043421
65133213314
71213022605
oct312333416
9120760141
1053065486
1127a54981
121593123a
13acbc7c6
147094a3c
1549d3191
hex329b70e

53065486 has 8 divisors (see below), whose sum is σ = 80903304. Its totient is φ = 26097720.

The previous prime is 53065427. The next prime is 53065487. The reversal of 53065486 is 68456035.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53065487) 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, 217360 + ... + 217603.

It is an arithmetic number, because the mean of its divisors is an integer number (10112913).

Almost surely, 253065486 is an apocalyptic number.

53065486 is a deficient number, since it is larger than the sum of its proper divisors (27837818).

53065486 is a wasteful number, since it uses less digits than its factorization.

53065486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435026.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 53065486 is about 7284.6060977928. The cubic root of 53065486 is about 375.7832187472.

The spelling of 53065486 in words is "fifty-three million, sixty-five thousand, four hundred eighty-six".

Divisors: 1 2 61 122 434963 869926 26532743 53065486