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52980125 = 531153727
BaseRepresentation
bin1100101000011…
…0100110011101
310200200200001212
43022012212131
5102030331000
65131314205
71212216002
oct312064635
9120620055
1052980125
11279a6830
12158ab965
13ac8c9b3
1470718a9
1549b7c35
hex328699d

52980125 has 32 divisors (see below), whose sum is σ = 73592064. Its totient is φ = 37752000.

The previous prime is 52980119. The next prime is 52980127. The reversal of 52980125 is 52108925.

52980125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52980125 - 26 = 52980061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52980091 and 52980100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52980127) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 72512 + ... + 73238.

It is an arithmetic number, because the mean of its divisors is an integer number (2299752).

Almost surely, 252980125 is an apocalyptic number.

52980125 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52980125 is a deficient number, since it is larger than the sum of its proper divisors (20611939).

52980125 is a wasteful number, since it uses less digits than its factorization.

52980125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 796 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 52980125 is about 7278.7447406816. The cubic root of 52980125 is about 375.5816159798.

The spelling of 52980125 in words is "fifty-two million, nine hundred eighty thousand, one hundred twenty-five".

Divisors: 1 5 11 25 53 55 125 265 275 583 727 1325 1375 2915 3635 6625 7997 14575 18175 38531 39985 72875 90875 192655 199925 423841 963275 999625 2119205 4816375 10596025 52980125