Search a number
-
+
2550212025 = 35248769821
BaseRepresentation
bin1001100000000001…
…0010010110111001
320120201200012020020
42120000102112321
520210323241100
61101015521053
7120124305324
oct23000222671
96521605206
102550212025
11109958a049
125b2089189
133184601ca
141a29a17bb
15edd485a0
hex980125b9

2550212025 has 24 divisors (see below), whose sum is σ = 4225068864. Its totient is φ = 1357300800.

The previous prime is 2550212017. The next prime is 2550212059. The reversal of 2550212025 is 5202120552.

It is not a de Polignac number, because 2550212025 - 23 = 2550212017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2550211986 and 2550212004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1615 + ... + 71435.

It is an arithmetic number, because the mean of its divisors is an integer number (176044536).

Almost surely, 22550212025 is an apocalyptic number.

2550212025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2550212025 is a deficient number, since it is larger than the sum of its proper divisors (1674856839).

2550212025 is a wasteful number, since it uses less digits than its factorization.

2550212025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70321 (or 70316 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 2550212025 is about 50499.6240085013. The cubic root of 2550212025 is about 1366.2350720910.

Adding to 2550212025 its reverse (5202120552), we get a palindrome (7752332577).

The spelling of 2550212025 in words is "two billion, five hundred fifty million, two hundred twelve thousand, twenty-five".

Divisors: 1 3 5 15 25 75 487 1461 2435 7305 12175 36525 69821 209463 349105 1047315 1745525 5236575 34002827 102008481 170014135 510042405 850070675 2550212025