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52208067 = 3197312547
BaseRepresentation
bin1100011100101…
…0000111000011
310122020110000010
43013022013003
5101331124232
65103000003
71202522052
oct307120703
9118213003
1052208067
112751976a
1215599003
13aa7c462
146d10399
1548b40cc
hex31ca1c3

52208067 has 16 divisors (see below), whose sum is σ = 74284160. Its totient is φ = 32519232.

The previous prime is 52208059. The next prime is 52208069. The reversal of 52208067 is 76080225.

It is not a de Polignac number, because 52208067 - 23 = 52208059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52208069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2113 + ... + 10434.

It is an arithmetic number, because the mean of its divisors is an integer number (4642760).

Almost surely, 252208067 is an apocalyptic number.

52208067 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

52208067 is a deficient number, since it is larger than the sum of its proper divisors (22076093).

52208067 is a wasteful number, since it uses less digits than its factorization.

52208067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12642.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 52208067 is about 7225.5149989464. The cubic root of 52208067 is about 373.7482816295.

The spelling of 52208067 in words is "fifty-two million, two hundred eight thousand, sixty-seven".

Divisors: 1 3 19 57 73 219 1387 4161 12547 37641 238393 715179 915931 2747793 17402689 52208067