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230014525 = 521343109151
BaseRepresentation
bin11011011010110…
…11111000111101
3121000210221121111
431231123320331
5432340431100
634454002021
75462043166
oct1555337075
9530727544
10230014525
11108923354
1265046311
1338865a90
142279676d
15152d76ba
hexdb5be3d

230014525 has 48 divisors (see below), whose sum is σ = 319285120. Its totient is φ = 163296000.

The previous prime is 230014523. The next prime is 230014601. The reversal of 230014525 is 525410032.

230014525 = 2402 + 2412 + ... + 8892.

It is not a de Polignac number, because 230014525 - 21 = 230014523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230014496 and 230014505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230014523) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1523200 + ... + 1523350.

Almost surely, 2230014525 is an apocalyptic number.

230014525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

230014525 is a deficient number, since it is larger than the sum of its proper divisors (89270595).

230014525 is a wasteful number, since it uses less digits than its factorization.

230014525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 230014525 is about 15166.2297556116. The cubic root of 230014525 is about 612.7054648739.

Adding to 230014525 its reverse (525410032), we get a palindrome (755424557).

The spelling of 230014525 in words is "two hundred thirty million, fourteen thousand, five hundred twenty-five".

Divisors: 1 5 13 25 43 65 109 151 215 325 545 559 755 1075 1417 1963 2725 2795 3775 4687 6493 7085 9815 13975 16459 23435 32465 35425 49075 60931 82295 84409 117175 162325 213967 304655 411475 422045 707737 1069835 1523275 2110225 3538685 5349175 9200581 17693425 46002905 230014525