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4990716025 = 527121992
BaseRepresentation
bin1001010010111100…
…00100100001111001
3110212210220122100021
410221132010201321
540210110403100
62143120210441
7234450246331
oct45136044171
913783818307
104990716025
1121311468a9
12b73469a21
13616c5ac09
14354b660c1
151e3220a1a
hex129784879

4990716025 has 27 divisors (see below), whose sum is σ = 6308577903. Its totient is φ = 3916558800.

The previous prime is 4990715971. The next prime is 4990716041. The reversal of 4990716025 is 5206170994.

It is a happy number.

The square root of 4990716025 is 70645.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1796657769 + 3194058256 = 42387^2 + 56516^2 .

It is not a de Polignac number, because 4990716025 - 211 = 4990713977 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 25078876 + ... + 25079074.

Almost surely, 24990716025 is an apocalyptic number.

4990716025 is the 70645-th square number.

4990716025 is the 35323-rd centered octagonal number.

It is an amenable number.

4990716025 is a deficient number, since it is larger than the sum of its proper divisors (1317861878).

4990716025 is an frugal number, since it uses more digits than its factorization.

4990716025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The cubic root of 4990716025 is about 1708.9169326861.

The spelling of 4990716025 in words is "four billion, nine hundred ninety million, seven hundred sixteen thousand, twenty-five".

Divisors: 1 5 25 71 199 355 995 1775 4975 5041 14129 25205 39601 70645 126025 198005 353225 990025 1003159 2811671 5015795 14058355 25078975 70291775 199628641 998143205 4990716025