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234430141 = 1170930059
BaseRepresentation
bin11011111100100…
…01111010111101
3121100010021200211
431332101322331
5440003231031
635132352421
75544423541
oct1576217275
9540107624
10234430141
11110369920
1266615711
133975087a
14231c5a21
15158aabb1
hexdf91ebd

234430141 has 8 divisors (see below), whose sum is σ = 256111200. Its totient is φ = 212810640.

The previous prime is 234430129. The next prime is 234430177. The reversal of 234430141 is 141034432.

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 234430141 - 27 = 234430013 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 (234433141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7231 + ... + 22828.

It is an arithmetic number, because the mean of its divisors is an integer number (32013900).

Almost surely, 2234430141 is an apocalyptic number.

It is an amenable number.

234430141 is a deficient number, since it is larger than the sum of its proper divisors (21681059).

234430141 is a wasteful number, since it uses less digits than its factorization.

234430141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30779.

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

The square root of 234430141 is about 15311.1116840026. Note that the first 3 decimals coincide. The cubic root of 234430141 is about 616.6013665779.

Adding to 234430141 its reverse (141034432), we get a palindrome (375464573).

The spelling of 234430141 in words is "two hundred thirty-four million, four hundred thirty thousand, one hundred forty-one".

Divisors: 1 11 709 7799 30059 330649 21311831 234430141