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2084725 = 5283389
BaseRepresentation
bin111111100111101110101
310220220201001
413330331311
51013202400
6112403301
723501626
oct7747565
93826631
102084725
1111a4315
12846531
1357cb86
143c3a4d
152b2a6a
hex1fcf75

2084725 has 6 divisors (see below), whose sum is σ = 2585090. Its totient is φ = 1667760.

The previous prime is 2084689. The next prime is 2084749. The reversal of 2084725 is 5274802.

It can be written as a sum of positive squares in 3 ways, for example, as 130321 + 1954404 = 361^2 + 1398^2 .

It is a de Polignac number, because none of the positive numbers 2k-2084725 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2084693 and 2084702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41670 + ... + 41719.

22084725 is an apocalyptic number.

2084725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2084725 is a deficient number, since it is larger than the sum of its proper divisors (500365).

2084725 is an equidigital number, since it uses as much as digits as its factorization.

2084725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83399 (or 83394 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 2084725 is about 1443.8576799671. The cubic root of 2084725 is about 127.7466709968.

It can be divided in two parts, 2084 and 725, that added together give a square (2809 = 532).

The spelling of 2084725 in words is "two million, eighty-four thousand, seven hundred twenty-five".

Divisors: 1 5 25 83389 416945 2084725