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1025052025 = 52139294979
BaseRepresentation
bin111101000110010…
…000110101111001
32122102211001000211
4331012100311321
54044403131100
6245414231121
734254540604
oct7506206571
92572731024
101025052025
11486684838
122473554a1
1313449bc7a
149a1cd33b
155eece1ba
hex3d190d79

1025052025 has 12 divisors (see below), whose sum is σ = 1280213200. Its totient is φ = 814139280.

The previous prime is 1025052019. The next prime is 1025052047. The reversal of 1025052025 is 5202505201.

It is not a de Polignac number, because 1025052025 - 227 = 890834297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1025051987 and 1025052005.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144015 + ... + 150964.

Almost surely, 21025052025 is an apocalyptic number.

It is an amenable number.

1025052025 is a deficient number, since it is larger than the sum of its proper divisors (255161175).

1025052025 is a wasteful number, since it uses less digits than its factorization.

1025052025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295128 (or 295123 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 1025052025 is about 32016.4336708510. The cubic root of 1025052025 is about 1008.2818958499.

Adding to 1025052025 its reverse (5202505201), we get a palindrome (6227557226).

The spelling of 1025052025 in words is "one billion, twenty-five million, fifty-two thousand, twenty-five".

Divisors: 1 5 25 139 695 3475 294979 1474895 7374475 41002081 205010405 1025052025