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230132541 = 3194037413
BaseRepresentation
bin11011011011110…
…00101100111101
3121001000221111110
431231320230331
5432403220131
634500312233
75463044232
oct1555705475
9531027443
10230132541
111089a3a91
12650a2679
13388a7702
14227c7789
151530c646
hexdb78b3d

230132541 has 8 divisors (see below), whose sum is σ = 322993120. Its totient is φ = 145346832.

The previous prime is 230132531. The next prime is 230132569. The reversal of 230132541 is 145231032.

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

It is not a de Polignac number, because 230132541 - 26 = 230132477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230132531) 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, 2018650 + ... + 2018763.

It is an arithmetic number, because the mean of its divisors is an integer number (40374140).

Almost surely, 2230132541 is an apocalyptic number.

It is an amenable number.

230132541 is a deficient number, since it is larger than the sum of its proper divisors (92860579).

230132541 is a wasteful number, since it uses less digits than its factorization.

230132541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4037435.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 230132541 is about 15170.1200061173. The cubic root of 230132541 is about 612.8102360615.

Adding to 230132541 its reverse (145231032), we get a palindrome (375363573).

The spelling of 230132541 in words is "two hundred thirty million, one hundred thirty-two thousand, five hundred forty-one".

Divisors: 1 3 19 57 4037413 12112239 76710847 230132541