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52872375 = 353277509
BaseRepresentation
bin1100100110110…
…0010010110111
310200111012021010
43021230102313
5102013404000
65125123303
71211256603
oct311542267
9120435233
1052872375
1127932886
1215859533
13ac5293a
147044503
154995d50
hex326c4b7

52872375 has 32 divisors (see below), whose sum is σ = 88470720. Its totient is φ = 28041600.

The previous prime is 52872373. The next prime is 52872401. The reversal of 52872375 is 57327825.

It is not a de Polignac number, because 52872375 - 21 = 52872373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52872373) 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, 103621 + ... + 104129.

It is an arithmetic number, because the mean of its divisors is an integer number (2764710).

Almost surely, 252872375 is an apocalyptic number.

52872375 is a deficient number, since it is larger than the sum of its proper divisors (35598345).

52872375 is a wasteful number, since it uses less digits than its factorization.

52872375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804 (or 794 counting only the distinct ones).

The product of its digits is 117600, while the sum is 39.

The square root of 52872375 is about 7271.3392851661. The cubic root of 52872375 is about 375.3268261874.

The spelling of 52872375 in words is "fifty-two million, eight hundred seventy-two thousand, three hundred seventy-five".

Divisors: 1 3 5 15 25 75 125 277 375 509 831 1385 1527 2545 4155 6925 7635 12725 20775 34625 38175 63625 103875 140993 190875 422979 704965 2114895 3524825 10574475 17624125 52872375