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230012325 = 33522931163
BaseRepresentation
bin11011011010110…
…11010110100101
3121000210211121000
431231123112211
5432340343300
634453543513
75462033604
oct1555332645
9530724530
10230012325
11108921734
1265044b99
1338864a8a
1422795a3b
15152d6c00
hexdb5b5a5

230012325 has 48 divisors (see below), whose sum is σ = 424347840. Its totient is φ = 122149440.

The previous prime is 230012243. The next prime is 230012327. The reversal of 230012325 is 523210032.

It is not a de Polignac number, because 230012325 - 27 = 230012197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230012298 and 230012307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230012327) 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 47 ways as a sum of consecutive naturals, for example, 197194 + ... + 198356.

It is an arithmetic number, because the mean of its divisors is an integer number (8840580).

Almost surely, 2230012325 is an apocalyptic number.

230012325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230012325 is a deficient number, since it is larger than the sum of its proper divisors (194335515).

230012325 is a wasteful number, since it uses less digits than its factorization.

230012325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475 (or 1464 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 230012325 is about 15166.1572258763. The cubic root of 230012325 is about 612.7035114374.

Adding to 230012325 its reverse (523210032), we get a palindrome (753222357).

The spelling of 230012325 in words is "two hundred thirty million, twelve thousand, three hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 135 225 293 675 879 1163 1465 2637 3489 4395 5815 7325 7911 10467 13185 17445 21975 29075 31401 39555 52335 65925 87225 157005 197775 261675 340759 785025 1022277 1703795 3066831 5111385 8518975 9200493 15334155 25556925 46002465 76670775 230012325