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4550125 = 5389409
BaseRepresentation
bin10001010110110111101101
322120011121011
4101112313231
52131101000
6241305221
753450446
oct21266755
98504534
104550125
112628638
121635211
13c340a8
148662cd
155ed2ba
hex456ded

4550125 has 16 divisors (see below), whose sum is σ = 5756400. Its totient is φ = 3590400.

The previous prime is 4550111. The next prime is 4550137. The reversal of 4550125 is 5210554.

It can be written as a sum of positive squares in 8 ways, for example, as 1153476 + 3396649 = 1074^2 + 1843^2 .

It is not a de Polignac number, because 4550125 - 25 = 4550093 is a prime.

4550125 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4550096 and 4550105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10921 + ... + 11329.

It is an arithmetic number, because the mean of its divisors is an integer number (359775).

Almost surely, 24550125 is an apocalyptic number.

It is an amenable number.

4550125 is a deficient number, since it is larger than the sum of its proper divisors (1206275).

4550125 is an equidigital number, since it uses as much as digits as its factorization.

4550125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513 (or 503 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 4550125 is about 2133.1022010209. The cubic root of 4550125 is about 165.7070970708.

Adding to 4550125 its reverse (5210554), we get a palindrome (9760679).

The spelling of 4550125 in words is "four million, five hundred fifty thousand, one hundred twenty-five".

Divisors: 1 5 25 89 125 409 445 2045 2225 10225 11125 36401 51125 182005 910025 4550125