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53001825 = 352751941
BaseRepresentation
bin1100101000101…
…1111001100001
310200201202211120
43022023321201
5102032024300
65132002453
71212336162
oct312137141
9120652746
1053001825
1127a11068
1215900429
13ac99836
147079769
1549be3a0
hex328be61

53001825 has 24 divisors (see below), whose sum is σ = 87839616. Its totient is φ = 28200000.

The previous prime is 53001803. The next prime is 53001827. The reversal of 53001825 is 52810035.

53001825 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 53001825 - 212 = 52997729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53001795 and 53001804.

It is not an unprimeable number, because it can be changed into a prime (53001827) 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 23 ways as a sum of consecutive naturals, for example, 55855 + ... + 56795.

It is an arithmetic number, because the mean of its divisors is an integer number (3659984).

Almost surely, 253001825 is an apocalyptic number.

It is an amenable number.

53001825 is a deficient number, since it is larger than the sum of its proper divisors (34837791).

53001825 is a wasteful number, since it uses less digits than its factorization.

53001825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705 (or 1700 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 53001825 is about 7280.2352297161. The cubic root of 53001825 is about 375.6328868327.

The spelling of 53001825 in words is "fifty-three million, one thousand, eight hundred twenty-five".

Divisors: 1 3 5 15 25 75 751 941 2253 2823 3755 4705 11265 14115 18775 23525 56325 70575 706691 2120073 3533455 10600365 17667275 53001825