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230130407 = 1343340883
BaseRepresentation
bin11011011011110…
…00001011100111
3121001000211120102
431231320023213
5432403133112
634500254315
75463035063
oct1555701347
9531024512
10230130407
111089a2421
12650a139b
13388a6750
14227c6aa3
151530bbc2
hexdb782e7

230130407 has 8 divisors (see below), whose sum is σ = 248411184. Its totient is φ = 211932288.

The previous prime is 230130401. The next prime is 230130431. The reversal of 230130407 is 704031032.

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 230130407 - 28 = 230130151 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 (230130401) 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 7 ways as a sum of consecutive naturals, for example, 14813 + ... + 26070.

It is an arithmetic number, because the mean of its divisors is an integer number (31051398).

Almost surely, 2230130407 is an apocalyptic number.

230130407 is a deficient number, since it is larger than the sum of its proper divisors (18280777).

230130407 is a wasteful number, since it uses less digits than its factorization.

230130407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41329.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 230130407 is about 15170.0496703208. The cubic root of 230130407 is about 612.8083418761.

Adding to 230130407 its reverse (704031032), we get a palindrome (934161439).

The spelling of 230130407 in words is "two hundred thirty million, one hundred thirty thousand, four hundred seven".

Divisors: 1 13 433 5629 40883 531479 17702339 230130407