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230005015 = 575161253
BaseRepresentation
bin11011011010110…
…01100100010111
3121000210110120021
431231121210113
5432340130030
634453450011
75462003362
oct1555314427
9530713507
10230005015
11108917199
1265040907
1338861656
14227930d9
15152d497a
hexdb59917

230005015 has 8 divisors (see below), whose sum is σ = 276378048. Its totient is φ = 183756000.

The previous prime is 230005007. The next prime is 230005033. The reversal of 230005015 is 510500032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230005015 - 23 = 230005007 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 230005015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26872 + ... + 34381.

It is an arithmetic number, because the mean of its divisors is an integer number (34547256).

Almost surely, 2230005015 is an apocalyptic number.

230005015 is a deficient number, since it is larger than the sum of its proper divisors (46373033).

230005015 is an equidigital number, since it uses as much as digits as its factorization.

230005015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62009.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 230005015 is about 15165.9162268555. The cubic root of 230005015 is about 612.6970206111.

Adding to 230005015 its reverse (510500032), we get a palindrome (740505047).

The spelling of 230005015 in words is "two hundred thirty million, five thousand, fifteen".

Divisors: 1 5 751 3755 61253 306265 46001003 230005015