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995718025 = 5263112
BaseRepresentation
bin111011010110010…
…111001110001001
32120101121201100101
4323112113032021
54014400434100
6242445405401
733450315001
oct7326271611
92511551311
10995718025
11471069765
12239569861
1312b39b183
1496355001
155c63786a
hex3b597389

995718025 has 9 divisors (see below), whose sum is σ = 1234886023. Its totient is φ = 796448200.

The previous prime is 995718023. The next prime is 995718037. The reversal of 995718025 is 520817599.

The square root of 995718025 is 31555.

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., 358458489 + 637259536 = 18933^2 + 25244^2 .

It is not a de Polignac number, because 995718025 - 21 = 995718023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (995718023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 154620 + ... + 160930.

Almost surely, 2995718025 is an apocalyptic number.

995718025 is the 31555-th square number.

995718025 is the 15778-th centered octagonal number.

It is an amenable number.

995718025 is a deficient number, since it is larger than the sum of its proper divisors (239167998).

995718025 is an frugal number, since it uses more digits than its factorization.

995718025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12632 (or 6316 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 46.

The cubic root of 995718025 is about 998.5706328831.

The spelling of 995718025 in words is "nine hundred ninety-five million, seven hundred eighteen thousand, twenty-five".

Divisors: 1 5 25 6311 31555 157775 39828721 199143605 995718025