Search a number
-
+
230434141 = 732919163
BaseRepresentation
bin11011011110000…
…10010101011101
3121001121021012211
431233002111131
5432442343031
634511000421
75465441440
oct1557022535
9531537184
10230434141
1110908a643
1265209111
1338981a82
1422865657
151536bbb1
hexdbc255d

230434141 has 4 divisors (see below), whose sum is σ = 263353312. Its totient is φ = 197514972.

The previous prime is 230434123. The next prime is 230434157. The reversal of 230434141 is 141434032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230434141 - 221 = 228336989 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 (230434111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16459575 + ... + 16459588.

It is an arithmetic number, because the mean of its divisors is an integer number (65838328).

Almost surely, 2230434141 is an apocalyptic number.

It is an amenable number.

230434141 is a deficient number, since it is larger than the sum of its proper divisors (32919171).

230434141 is an equidigital number, since it uses as much as digits as its factorization.

230434141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32919170.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 230434141 is about 15180.0573450827. The cubic root of 230434141 is about 613.0778251720.

Adding to 230434141 its reverse (141434032), we get a palindrome (371868173).

The spelling of 230434141 in words is "two hundred thirty million, four hundred thirty-four thousand, one hundred forty-one".

Divisors: 1 7 32919163 230434141