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2550123325 = 52102004933
BaseRepresentation
bin1001011111111111…
…1100101100111101
320120201111200120001
42113333330230331
520210312421300
61101013554301
7120123455611
oct22777745475
96521450501
102550123325
111099529442
125b2045991
1331842ba19
141a297b341
15edd2c16a
hex97ffcb3d

2550123325 has 6 divisors (see below), whose sum is σ = 3162152954. Its totient is φ = 2040098640.

The previous prime is 2550123313. The next prime is 2550123341. The reversal of 2550123325 is 5233210552.

It can be written as a sum of positive squares in 3 ways, for example, as 219454596 + 2330668729 = 14814^2 + 48277^2 .

It is not a de Polignac number, because 2550123325 - 25 = 2550123293 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2550123293 and 2550123302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51002442 + ... + 51002491.

Almost surely, 22550123325 is an apocalyptic number.

2550123325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2550123325 is a deficient number, since it is larger than the sum of its proper divisors (612029629).

2550123325 is a wasteful number, since it uses less digits than its factorization.

2550123325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102004943 (or 102004938 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 2550123325 is about 50498.7457765042. The cubic root of 2550123325 is about 1366.2192320413.

Adding to 2550123325 its reverse (5233210552), we get a palindrome (7783333877).

The spelling of 2550123325 in words is "two billion, five hundred fifty million, one hundred twenty-three thousand, three hundred twenty-five".

Divisors: 1 5 25 102004933 510024665 2550123325