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230236315 = 5477113799
BaseRepresentation
bin11011011100100…
…10000010011011
3121001020012211221
431232102002123
5432420030230
634502432511
75463655621
oct1556220233
9531205757
10230236315
11108a64a51
1265132737
1338912a0a
1422813511
151532d27a
hexdb9209b

230236315 has 16 divisors (see below), whose sum is σ = 286156800. Its totient is φ = 177718240.

The previous prime is 230236313. The next prime is 230236327. The reversal of 230236315 is 513632032.

It is a happy number.

230236315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 230236315 - 21 = 230236313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 230236315.

It is not an unprimeable number, because it can be changed into a prime (230236313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9786 + ... + 23584.

It is an arithmetic number, because the mean of its divisors is an integer number (17884800).

Almost surely, 2230236315 is an apocalyptic number.

230236315 is a deficient number, since it is larger than the sum of its proper divisors (55920485).

230236315 is a wasteful number, since it uses less digits than its factorization.

230236315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13922.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 230236315 is about 15173.5399627114. The cubic root of 230236315 is about 612.9023340220.

Adding to 230236315 its reverse (513632032), we get a palindrome (743868347).

The spelling of 230236315 in words is "two hundred thirty million, two hundred thirty-six thousand, three hundred fifteen".

Divisors: 1 5 47 71 235 355 3337 13799 16685 68995 648553 979729 3242765 4898645 46047263 230236315