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5025031250 = 2564012
BaseRepresentation
bin1001010111000001…
…11110010001010010
3110222012111000222112
410223200332101102
540242402000000
62150343505322
7235345026611
oct45340762122
913865430875
105025031250
112149554398
12b82a58242
136210b4095
14359539878
151e624d235
hex12b83e452

5025031250 has 42 divisors (see below), whose sum is σ = 9445367379. Its totient is φ = 2005000000.

The previous prime is 5025031223. The next prime is 5025031259. The reversal of 5025031250 is 521305205.

It can be written as a sum of positive squares in 11 ways, for example, as 1265011489 + 3760019761 = 35567^2 + 61319^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=50125.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5025031259) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 12531050 + ... + 12531450.

Almost surely, 25025031250 is an apocalyptic number.

5025031250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5025031250 is a deficient number, since it is larger than the sum of its proper divisors (4420336129).

5025031250 is an frugal number, since it uses more digits than its factorization.

5025031250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 5025031250 is about 70887.4548139514. The cubic root of 5025031250 is about 1712.8247204220.

Adding to 5025031250 its reverse (521305205), we get a palindrome (5546336455).

The spelling of 5025031250 in words is "five billion, twenty-five million, thirty-one thousand, two hundred fifty".

Divisors: 1 2 5 10 25 50 125 250 401 625 802 1250 2005 3125 4010 6250 10025 15625 20050 31250 50125 100250 160801 250625 321602 501250 804005 1253125 1608010 2506250 4020025 6265625 8040050 12531250 20100125 40200250 100500625 201001250 502503125 1005006250 2512515625 5025031250