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230011501 = 1395093251
BaseRepresentation
bin11011011010110…
…11001001101101
3121000210210110111
431231123021231
5432340332001
634453540021
75462031316
oct1555331155
9530723414
10230011501
11108921055
1265044611
13388645a5
142279560d
15152d6851
hexdb5b26d

230011501 has 8 divisors (see below), whose sum is σ = 232192800. Its totient is φ = 227838000.

The previous prime is 230011459. The next prime is 230011553. The reversal of 230011501 is 105110032.

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

It is a cyclic number.

It is not a de Polignac number, because 230011501 - 213 = 230003309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230011571) 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, 69126 + ... + 72376.

It is an arithmetic number, because the mean of its divisors is an integer number (29024100).

Almost surely, 2230011501 is an apocalyptic number.

It is an amenable number.

230011501 is a deficient number, since it is larger than the sum of its proper divisors (2181299).

230011501 is a wasteful number, since it uses less digits than its factorization.

230011501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3899.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 230011501 is about 15166.1300601043. The cubic root of 230011501 is about 612.7027797834.

Adding to 230011501 its reverse (105110032), we get a palindrome (335121533).

The spelling of 230011501 in words is "two hundred thirty million, eleven thousand, five hundred one".

Divisors: 1 139 509 3251 70751 451889 1654759 230011501