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230542535 = 5353130619
BaseRepresentation
bin11011011110111…
…00110011000111
3121001210202220102
431233130303013
5433004330120
634513154315
75466402446
oct1557346307
9531722812
10230542535
11109154023
126525b99b
13389bc202
1422892d5d
151538dd75
hexdbdccc7

230542535 has 8 divisors (see below), whose sum is σ = 277436880. Its totient is φ = 183910144.

The previous prime is 230542517. The next prime is 230542537. The reversal of 230542535 is 535245032.

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 230542535 - 210 = 230541511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230542498 and 230542507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230542537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63545 + ... + 67074.

It is an arithmetic number, because the mean of its divisors is an integer number (34679610).

Almost surely, 2230542535 is an apocalyptic number.

230542535 is a deficient number, since it is larger than the sum of its proper divisors (46894345).

230542535 is a wasteful number, since it uses less digits than its factorization.

230542535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130977.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 230542535 is about 15183.6272016933. The cubic root of 230542535 is about 613.1739387375.

Adding to 230542535 its reverse (535245032), we get a palindrome (765787567).

The spelling of 230542535 in words is "two hundred thirty million, five hundred forty-two thousand, five hundred thirty-five".

Divisors: 1 5 353 1765 130619 653095 46108507 230542535