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2525000025 = 35233666667
BaseRepresentation
bin1001011010000000…
…0111000101011001
320111222020021212110
42112200013011121
520132400000100
61054315302533
7116400101052
oct22640070531
96458207773
102525000025
111086329989
125a574aa49
13313173672
1419d4bb729
15eba18250
hex96807159

2525000025 has 12 divisors (see below), whose sum is σ = 4174666832. Its totient is φ = 1346666640.

The previous prime is 2524999999. The next prime is 2525000039. The reversal of 2525000025 is 5200005252.

It is not a de Polignac number, because 2525000025 - 229 = 1988129113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2524999965 and 2525000010.

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, 16833259 + ... + 16833408.

Almost surely, 22525000025 is an apocalyptic number.

2525000025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2525000025 is a deficient number, since it is larger than the sum of its proper divisors (1649666807).

2525000025 is a wasteful number, since it uses less digits than its factorization.

2525000025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33666680 (or 33666675 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 2525000025 is about 50249.3783543637. The cubic root of 2525000025 is about 1361.7178452786.

Adding to 2525000025 its reverse (5200005252), we get a palindrome (7725005277).

The spelling of 2525000025 in words is "two billion, five hundred twenty-five million, twenty-five", and thus it is an aban number.

Divisors: 1 3 5 15 25 75 33666667 101000001 168333335 505000005 841666675 2525000025