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2061025 = 52194339
BaseRepresentation
bin111110111001011100001
310212201012021
413313023201
51011423100
6112101441
723342551
oct7671341
93781167
102061025
11118852a
12834881
13572155
143b9161
152aaa1a
hex1f72e1

2061025 has 12 divisors (see below), whose sum is σ = 2690800. Its totient is φ = 1561680.

The previous prime is 2061013. The next prime is 2061041. The reversal of 2061025 is 5201602.

It is a happy number.

It is not a de Polignac number, because 2061025 - 219 = 1536737 is a prime.

It is an unprimeable number.

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, 1695 + ... + 2644.

22061025 is an apocalyptic number.

2061025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2061025 is a deficient number, since it is larger than the sum of its proper divisors (629775).

2061025 is a wasteful number, since it uses less digits than its factorization.

2061025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4368 (or 4363 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2061025 is about 1435.6270407038. The cubic root of 2061025 is about 127.2607328678.

Adding to 2061025 its reverse (5201602), we get a palindrome (7262627).

The spelling of 2061025 in words is "two million, sixty-one thousand, twenty-five".

Divisors: 1 5 19 25 95 475 4339 21695 82441 108475 412205 2061025