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3133025 = 52717903
BaseRepresentation
bin1011111100111001100001
312220011200222
423330321201
51300224100
6151052425
735426120
oct13747141
95804628
103133025
11184a985
121071115
1385907c
145b7ab7
1541d485
hex2fce61

3133025 has 12 divisors (see below), whose sum is σ = 4440192. Its totient is φ = 2148240.

The previous prime is 3133019. The next prime is 3133027. The reversal of 3133025 is 5203313.

It is not a de Polignac number, because 3133025 - 220 = 2084449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3132994 and 3133012.

It is not an unprimeable number, because it can be changed into a prime (3133027) 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 11 ways as a sum of consecutive naturals, for example, 8777 + ... + 9126.

It is an arithmetic number, because the mean of its divisors is an integer number (370016).

Almost surely, 23133025 is an apocalyptic number.

3133025 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3133025 is a deficient number, since it is larger than the sum of its proper divisors (1307167).

3133025 is a wasteful number, since it uses less digits than its factorization.

3133025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17920 (or 17915 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 17.

The square root of 3133025 is about 1770.0353103823. The cubic root of 3133025 is about 146.3259278958.

Adding to 3133025 its reverse (5203313), we get a palindrome (8336338).

The spelling of 3133025 in words is "three million, one hundred thirty-three thousand, twenty-five".

Divisors: 1 5 7 25 35 175 17903 89515 125321 447575 626605 3133025