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230030043031 = 713599024679
BaseRepresentation
bin1101011000111011011…
…0111110011110010111
3210222202012002221011101
43112032312332132113
512232100142334111
6253401354050531
722422234050605
oct3261666763627
9728665087141
10230030043031
1189611a64a88
12386b8719a47
13188cb9a29c9
14b1c250a875
155eb4a34bc1
hex358edbe797

230030043031 has 8 divisors (see below), whose sum is σ = 233919705600. Its totient is φ = 226158430680.

The previous prime is 230030043007. The next prime is 230030043053. The reversal of 230030043031 is 130340030032.

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 230030043031 - 27 = 230030042903 is a prime.

It is a super-2 number, since 2×2300300430312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230030043431) 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, 4486851 + ... + 4537828.

It is an arithmetic number, because the mean of its divisors is an integer number (29239963200).

Almost surely, 2230030043031 is an apocalyptic number.

230030043031 is a deficient number, since it is larger than the sum of its proper divisors (3889662569).

230030043031 is an equidigital number, since it uses as much as digits as its factorization.

230030043031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9025109.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 230030043031 its reverse (130340030032), we get a palindrome (360370073063).

The spelling of 230030043031 in words is "two hundred thirty billion, thirty million, forty-three thousand, thirty-one".

Divisors: 1 71 359 25489 9024679 640752209 3239859761 230030043031