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229341025 = 529173641
BaseRepresentation
bin11011010101101…
…11011101100001
3120222112201202001
431222313131201
5432202403100
634431324001
75453236504
oct1552673541
9528481661
10229341025
11108503341
1264980601
133868b364
142265d13b
1515202d6a
hexdab7761

229341025 has 6 divisors (see below), whose sum is σ = 284382902. Its totient is φ = 183472800.

The previous prime is 229341023. The next prime is 229341043. The reversal of 229341025 is 520143922.

It can be written as a sum of positive squares in 3 ways, for example, as 289 + 229340736 = 17^2 + 15144^2 .

It is not a de Polignac number, because 229341025 - 21 = 229341023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 229340984 and 229341002.

It is not an unprimeable number, because it can be changed into a prime (229341023) 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 5 ways as a sum of consecutive naturals, for example, 4586796 + ... + 4586845.

Almost surely, 2229341025 is an apocalyptic number.

229341025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

229341025 is a deficient number, since it is larger than the sum of its proper divisors (55041877).

229341025 is an equidigital number, since it uses as much as digits as its factorization.

229341025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9173651 (or 9173646 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 229341025 is about 15144.0095417297. The cubic root of 229341025 is about 612.1068641973.

Adding to 229341025 its reverse (520143922), we get a palindrome (749484947).

The spelling of 229341025 in words is "two hundred twenty-nine million, three hundred forty-one thousand, twenty-five".

Divisors: 1 5 25 9173641 45868205 229341025