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2625125 = 5321001
BaseRepresentation
bin1010000000111001100101
311221100222212
422000321211
51133001000
6132133205
731212266
oct12007145
94840885
102625125
111533328
12a67205
1370bb39
144c496d
1536cc35
hex280e65

2625125 has 8 divisors (see below), whose sum is σ = 3276312. Its totient is φ = 2100000.

The previous prime is 2625079. The next prime is 2625137. The reversal of 2625125 is 5215262.

It can be written as a sum of positive squares in 4 ways, for example, as 332929 + 2292196 = 577^2 + 1514^2 .

It is not a de Polignac number, because 2625125 - 26 = 2625061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2625125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10376 + ... + 10625.

It is an arithmetic number, because the mean of its divisors is an integer number (409539).

22625125 is an apocalyptic number.

2625125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2625125 is a deficient number, since it is larger than the sum of its proper divisors (651187).

2625125 is an equidigital number, since it uses as much as digits as its factorization.

2625125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21016 (or 21006 counting only the distinct ones).

The product of its digits is 1200, while the sum is 23.

The square root of 2625125 is about 1620.2237499802. The cubic root of 2625125 is about 137.9483984067.

The spelling of 2625125 in words is "two million, six hundred twenty-five thousand, one hundred twenty-five".

Divisors: 1 5 25 125 21001 105005 525025 2625125