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230141141 = 792913179
BaseRepresentation
bin11011011011110…
…10110011010101
3121001001101021222
431231322303111
5432404004031
634500420125
75463111266
oct1555726325
9531041258
10230141141
111089aa49a
12650a7645
13388ab5b9
14227ca96d
151530ee7b
hexdb7acd5

230141141 has 4 divisors (see below), whose sum is σ = 233054400. Its totient is φ = 227227884.

The previous prime is 230141101. The next prime is 230141161. The reversal of 230141141 is 141141032.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2k-230141141 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 (230141101) 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, 1456511 + ... + 1456668.

It is an arithmetic number, because the mean of its divisors is an integer number (58263600).

Almost surely, 2230141141 is an apocalyptic number.

It is an amenable number.

230141141 is a deficient number, since it is larger than the sum of its proper divisors (2913259).

230141141 is an equidigital number, since it uses as much as digits as its factorization.

230141141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913258.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 230141141 is about 15170.4034554128. The cubic root of 230141141 is about 612.8178694922.

Adding to 230141141 its reverse (141141032), we get a palindrome (371282173).

The spelling of 230141141 in words is "two hundred thirty million, one hundred forty-one thousand, one hundred forty-one".

Divisors: 1 79 2913179 230141141