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30232022230 = 257142580313
BaseRepresentation
bin11100001001111110…
…000000110011010110
32220000220212212001001
4130021332000303112
5443403344202410
621515521053514
72120114643334
oct341176006326
986026785031
1030232022230
1111904208843
125a3878729a
132b0a481967
14166b1a4b54
15bbe1ab33a
hex709f80cd6

30232022230 has 16 divisors (see below), whose sum is σ = 55184086944. Its totient is φ = 11922487360.

The previous prime is 30232022221. The next prime is 30232022231. The reversal of 30232022230 is 3222023203.

It is a junction number, because it is equal to n+sod(n) for n = 30232022198 and 30232022207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30232022231) 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, 21289447 + ... + 21290866.

It is an arithmetic number, because the mean of its divisors is an integer number (3449005434).

Almost surely, 230232022230 is an apocalyptic number.

30232022230 is a deficient number, since it is larger than the sum of its proper divisors (24952064714).

30232022230 is a wasteful number, since it uses less digits than its factorization.

30232022230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42580391.

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 30232022230 its reverse (3222023203), we get a palindrome (33454045433).

The spelling of 30232022230 in words is "thirty billion, two hundred thirty-two million, twenty-two thousand, two hundred thirty".

Divisors: 1 2 5 10 71 142 355 710 42580313 85160626 212901565 425803130 3023202223 6046404446 15116011115 30232022230