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52053165 = 335385579
BaseRepresentation
bin1100011010010…
…0010010101101
310121221120112000
43012210102231
5101311200130
65055402513
71201305333
oct306442255
9117846460
1052053165
112742334a
1215523439
13aa26ab8
146cadb53
154883260
hex31a44ad

52053165 has 16 divisors (see below), whose sum is σ = 92539200. Its totient is φ = 27761616.

The previous prime is 52053151. The next prime is 52053187. The reversal of 52053165 is 56135025.

It is not a de Polignac number, because 52053165 - 210 = 52052141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192655 + ... + 192924.

It is an arithmetic number, because the mean of its divisors is an integer number (5783700).

Almost surely, 252053165 is an apocalyptic number.

It is an amenable number.

52053165 is a deficient number, since it is larger than the sum of its proper divisors (40486035).

52053165 is a wasteful number, since it uses less digits than its factorization.

52053165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385593 (or 385587 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 52053165 is about 7214.7879386715. The cubic root of 52053165 is about 373.3782768136.

The spelling of 52053165 in words is "fifty-two million, fifty-three thousand, one hundred sixty-five".

Divisors: 1 3 5 9 15 27 45 135 385579 1156737 1927895 3470211 5783685 10410633 17351055 52053165