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230541763 = 1912133777
BaseRepresentation
bin11011011110111…
…00100111000011
3121001210201211211
431233130213003
5433004314023
634513150551
75466400264
oct1557344703
9531721754
10230541763
11109153491
126525b457
13389bba5a
142289296b
151538da0d
hexdbdc9c3

230541763 has 4 divisors (see below), whose sum is σ = 242675560. Its totient is φ = 218407968.

The previous prime is 230541749. The next prime is 230541769. The reversal of 230541763 is 367145032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 230541763 - 225 = 196987331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230541769) 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 3 ways as a sum of consecutive naturals, for example, 6066870 + ... + 6066907.

It is an arithmetic number, because the mean of its divisors is an integer number (60668890).

Almost surely, 2230541763 is an apocalyptic number.

230541763 is a deficient number, since it is larger than the sum of its proper divisors (12133797).

230541763 is a wasteful number, since it uses less digits than its factorization.

230541763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12133796.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 230541763 is about 15183.6017795515. The cubic root of 230541763 is about 613.1732543073.

Adding to 230541763 its reverse (367145032), we get a palindrome (597686795).

The spelling of 230541763 in words is "two hundred thirty million, five hundred forty-one thousand, seven hundred sixty-three".

Divisors: 1 19 12133777 230541763