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2513025 = 34521773
BaseRepresentation
bin1001100101100010000001
311201200020000
421211202001
51120404100
6125510213
730234414
oct11454201
94650200
102513025
111467089
12a12369
1369cac8
14495b7b
15349900
hex265881

2513025 has 60 divisors (see below), whose sum is σ = 4996332. Its totient is φ = 1244160.

The previous prime is 2513011. The next prime is 2513029. The reversal of 2513025 is 5203152.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 3969 + 2509056 = 63^2 + 1584^2 .

It is not a de Polignac number, because 2513025 - 27 = 2512897 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2512989 and 2513007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513029) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 34389 + ... + 34461.

22513025 is an apocalyptic number.

2513025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2513025 is a deficient number, since it is larger than the sum of its proper divisors (2483307).

2513025 is a wasteful number, since it uses less digits than its factorization.

2513025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 2513025 is about 1585.2523458428. The cubic root of 2513025 is about 135.9561746045.

Adding to 2513025 its reverse (5203152), we get a palindrome (7716177).

The spelling of 2513025 in words is "two million, five hundred thirteen thousand, twenty-five".

Divisors: 1 3 5 9 15 17 25 27 45 51 73 75 81 85 135 153 219 225 255 365 405 425 459 657 675 765 1095 1241 1275 1377 1825 1971 2025 2295 3285 3723 3825 5475 5913 6205 6885 9855 11169 11475 16425 18615 29565 31025 33507 34425 49275 55845 93075 100521 147825 167535 279225 502605 837675 2513025