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52288653 = 32941107137
BaseRepresentation
bin1100011101110…
…1110010001101
310122101112112210
43013131302031
5101341214103
65104421033
71203306024
oct307356215
9118345483
1052288653
112757426a
1215617779
13aaaa041
146d318bb
1548cce03
hex31ddc8d

52288653 has 32 divisors (see below), whose sum is σ = 75116160. Its totient is φ = 32291840.

The previous prime is 52288633. The next prime is 52288673. The reversal of 52288653 is 35688225.

It is an interprime number because it is at equal distance from previous prime (52288633) and next prime (52288673).

It is a cyclic number.

It is not a de Polignac number, because 52288653 - 213 = 52280461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52288633) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 381601 + ... + 381737.

It is an arithmetic number, because the mean of its divisors is an integer number (2347380).

Almost surely, 252288653 is an apocalyptic number.

It is an amenable number.

52288653 is a deficient number, since it is larger than the sum of its proper divisors (22827507).

52288653 is a wasteful number, since it uses less digits than its factorization.

52288653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317.

The product of its digits is 115200, while the sum is 39.

The square root of 52288653 is about 7231.0893370225. The cubic root of 52288653 is about 373.9404830607.

The spelling of 52288653 in words is "fifty-two million, two hundred eighty-eight thousand, six hundred fifty-three".

Divisors: 1 3 29 41 87 107 123 137 321 411 1189 3103 3567 3973 4387 5617 9309 11919 13161 14659 16851 43977 127223 162893 381669 425111 488679 601019 1275333 1803057 17429551 52288653