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2025450125 = 53171496397
BaseRepresentation
bin111100010111001…
…1110101010001101
312020011020112020022
41320232132222031
513122003401000
6532552231525
7101123020256
oct17056365215
95204215208
102025450125
1194a34a726
1248639b5a5
132638183ca
14153001b2d
15bcc3d585
hex78b9ea8d

2025450125 has 32 divisors (see below), whose sum is σ = 2694837600. Its totient is φ = 1514572800.

The previous prime is 2025450109. The next prime is 2025450191. The reversal of 2025450125 is 5210545202.

It can be written as a sum of positive squares in 16 ways, for example, as 1977936676 + 47513449 = 44474^2 + 6893^2 .

It is not a de Polignac number, because 2025450125 - 24 = 2025450109 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2025450094 and 2025450103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 313427 + ... + 319823.

It is an arithmetic number, because the mean of its divisors is an integer number (84213675).

Almost surely, 22025450125 is an apocalyptic number.

2025450125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2025450125 is a deficient number, since it is larger than the sum of its proper divisors (669387475).

2025450125 is a wasteful number, since it uses less digits than its factorization.

2025450125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6578 (or 6568 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 2025450125 is about 45005.0011109877. The cubic root of 2025450125 is about 1265.2427317803.

Adding to 2025450125 its reverse (5210545202), we get a palindrome (7235995327).

The spelling of 2025450125 in words is "two billion, twenty-five million, four hundred fifty thousand, one hundred twenty-five".

Divisors: 1 5 17 25 85 125 149 425 745 2125 2533 3725 6397 12665 18625 31985 63325 108749 159925 316625 543745 799625 953153 2718725 4765765 13593625 16203601 23828825 81018005 119144125 405090025 2025450125