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53065653 = 3171040503
BaseRepresentation
bin1100101001101…
…1011110110101
310200212000101120
43022123132311
5102041100103
65133214153
71213023234
oct312333665
9120760346
1053065653
1127a55013
1215931359
13acbc8c4
147094b1b
1549d3253
hex329b7b5

53065653 has 8 divisors (see below), whose sum is σ = 74916288. Its totient is φ = 33296064.

The previous prime is 53065633. The next prime is 53065657. The reversal of 53065653 is 35656035.

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

It is not a de Polignac number, because 53065653 - 210 = 53064629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53065657) 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, 520201 + ... + 520302.

It is an arithmetic number, because the mean of its divisors is an integer number (9364536).

Almost surely, 253065653 is an apocalyptic number.

It is an amenable number.

53065653 is a deficient number, since it is larger than the sum of its proper divisors (21850635).

53065653 is a wasteful number, since it uses less digits than its factorization.

53065653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040523.

The product of its (nonzero) digits is 40500, while the sum is 33.

The square root of 53065653 is about 7284.6175603116. The cubic root of 53065653 is about 375.7836129503.

The spelling of 53065653 in words is "fifty-three million, sixty-five thousand, six hundred fifty-three".

Divisors: 1 3 17 51 1040503 3121509 17688551 53065653