Search a number
-
+
230014625 = 531840117
BaseRepresentation
bin11011011010110…
…11111010100001
3121000210221202012
431231123322201
5432340432000
634454002305
75462043401
oct1555337241
9530727665
10230014625
11108923435
1265046395
1338865b39
1422796801
15152d7735
hexdb5bea1

230014625 has 8 divisors (see below), whose sum is σ = 287058408. Its totient is φ = 184011600.

The previous prime is 230014621. The next prime is 230014657. The reversal of 230014625 is 526410032.

It can be written as a sum of positive squares in 4 ways, for example, as 7139584 + 222875041 = 2672^2 + 14929^2 .

It is not a de Polignac number, because 230014625 - 22 = 230014621 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230014625.

It is not an unprimeable number, because it can be changed into a prime (230014621) 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 7 ways as a sum of consecutive naturals, for example, 919934 + ... + 920183.

It is an arithmetic number, because the mean of its divisors is an integer number (35882301).

Almost surely, 2230014625 is an apocalyptic number.

230014625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230014625 is a deficient number, since it is larger than the sum of its proper divisors (57043783).

230014625 is an equidigital number, since it uses as much as digits as its factorization.

230014625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840132 (or 1840122 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 230014625 is about 15166.2330524096. The cubic root of 230014625 is about 612.7055536661.

Adding to 230014625 its reverse (526410032), we get a palindrome (756424657).

The spelling of 230014625 in words is "two hundred thirty million, fourteen thousand, six hundred twenty-five".

Divisors: 1 5 25 125 1840117 9200585 46002925 230014625