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230003415 = 3353154959
BaseRepresentation
bin11011011010110…
…01001011010111
3121000210101101000
431231121023113
5432340102130
634453434343
75461665615
oct1555311327
9530711330
10230003415
11108915a74
126503b9b3
13388609c5
14227926b5
15152d4260
hexdb592d7

230003415 has 32 divisors (see below), whose sum is σ = 422092800. Its totient is φ = 118709280.

The previous prime is 230003413. The next prime is 230003419. The reversal of 230003415 is 514300032.

It is not a de Polignac number, because 230003415 - 21 = 230003413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230003413) 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 31 ways as a sum of consecutive naturals, for example, 23295 + ... + 31664.

It is an arithmetic number, because the mean of its divisors is an integer number (13190400).

Almost surely, 2230003415 is an apocalyptic number.

230003415 is a deficient number, since it is larger than the sum of its proper divisors (192089385).

230003415 is a wasteful number, since it uses less digits than its factorization.

230003415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55004 (or 54998 counting only the distinct ones).

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

The square root of 230003415 is about 15165.8634769010. The cubic root of 230003415 is about 612.6955998921.

Adding to 230003415 its reverse (514300032), we get a palindrome (744303447).

The spelling of 230003415 in words is "two hundred thirty million, three thousand, four hundred fifteen".

Divisors: 1 3 5 9 15 27 31 45 93 135 155 279 465 837 1395 4185 54959 164877 274795 494631 824385 1483893 1703729 2473155 5111187 7419465 8518645 15333561 25555935 46000683 76667805 230003415