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230141425 = 5277311909
BaseRepresentation
bin11011011011110…
…10110111110001
3121001001101200111
431231322313301
5432404011200
634500421321
75463112153
oct1555726761
9531041614
10230141425
111089aa728
12650a7841
13388ab777
14227caad3
15153100ba
hexdb7adf1

230141425 has 12 divisors (see below), whose sum is σ = 285768540. Its totient is φ = 183859520.

The previous prime is 230141413. The next prime is 230141441. The reversal of 230141425 is 524141032.

It can be written as a sum of positive squares in 6 ways, for example, as 51036736 + 179104689 = 7144^2 + 13383^2 .

It is not a de Polignac number, because 230141425 - 217 = 230010353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230141396 and 230141405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13371 + ... + 25279.

It is an arithmetic number, because the mean of its divisors is an integer number (23814045).

Almost surely, 2230141425 is an apocalyptic number.

230141425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230141425 is a deficient number, since it is larger than the sum of its proper divisors (55627115).

230141425 is a wasteful number, since it uses less digits than its factorization.

230141425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12692 (or 12687 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 230141425 is about 15170.4128157410. The cubic root of 230141425 is about 612.8181215697.

Adding to 230141425 its reverse (524141032), we get a palindrome (754282457).

The spelling of 230141425 in words is "two hundred thirty million, one hundred forty-one thousand, four hundred twenty-five".

Divisors: 1 5 25 773 3865 11909 19325 59545 297725 9205657 46028285 230141425