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230031212033 = 7208315776093
BaseRepresentation
bin1101011000111011101…
…1011011111000000001
3210222202021022022201202
43112032323123320001
512232100442241113
6253401435110545
722422250020020
oct3261673337001
9728667268652
10230031212033
11896126932a7
12386b8ba2455
13188cbcc1b1c
14b1c27328b7
155eb4bb6258
hex358eedbe01

230031212033 has 8 divisors (see below), whose sum is σ = 263019039168. Its totient is φ = 197074941264.

The previous prime is 230031212009. The next prime is 230031212051. The reversal of 230031212033 is 330212130032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230031212033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230031211996 and 230031212014.

It is not an unprimeable number, because it can be changed into a prime (230031232033) 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, 7873466 + ... + 7902627.

It is an arithmetic number, because the mean of its divisors is an integer number (32877379896).

Almost surely, 2230031212033 is an apocalyptic number.

It is an amenable number.

230031212033 is a deficient number, since it is larger than the sum of its proper divisors (32987827135).

230031212033 is a wasteful number, since it uses less digits than its factorization.

230031212033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15778183.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 230031212033 its reverse (330212130032), we get a palindrome (560243342065).

The spelling of 230031212033 in words is "two hundred thirty billion, thirty-one million, two hundred twelve thousand, thirty-three".

Divisors: 1 7 2083 14581 15776093 110432651 32861601719 230031212033