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52553125 = 5567251
BaseRepresentation
bin1100100001111…
…0010110100101
310122212222100001
43020132112211
5101423200000
65114221301
71205460052
oct310362645
9118788301
1052553125
1127734a39
1215724831
13ab70531
146da0029
15493146a
hex321e5a5

52553125 has 24 divisors (see below), whose sum is σ = 66933216. Its totient is φ = 41250000.

The previous prime is 52553119. The next prime is 52553131. The reversal of 52553125 is 52135525.

52553125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52553119) and next prime (52553131).

It is not a de Polignac number, because 52553125 - 211 = 52551077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52553093 and 52553102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209250 + ... + 209500.

It is an arithmetic number, because the mean of its divisors is an integer number (2788884).

Almost surely, 252553125 is an apocalyptic number.

It is an amenable number.

52553125 is a deficient number, since it is larger than the sum of its proper divisors (14380091).

52553125 is an frugal number, since it uses more digits than its factorization.

52553125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 323 counting only the distinct ones).

The product of its digits is 7500, while the sum is 28.

The square root of 52553125 is about 7249.3534194437. The cubic root of 52553125 is about 374.5698772107.

The spelling of 52553125 in words is "fifty-two million, five hundred fifty-three thousand, one hundred twenty-five".

Divisors: 1 5 25 67 125 251 335 625 1255 1675 3125 6275 8375 16817 31375 41875 84085 156875 209375 420425 784375 2102125 10510625 52553125