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30013022322 = 2322372495223
BaseRepresentation
bin11011111100111010…
…100110000001110010
32212110122210111122100
4123330322212001302
5442431313203242
621442055121230
72111515323543
oct337472460162
985418714570
1030013022322
1111801628988
125997373216
132aa3ca450a
14164a0784ca
15ba9d4c54c
hex6fcea6072

30013022322 has 24 divisors (see below), whose sum is σ = 67855529664. Its totient is φ = 9569369304.

The previous prime is 30013022257. The next prime is 30013022327. The reversal of 30013022322 is 22322031003.

It is a happy number.

30013022322 is a `hidden beast` number, since 300 + 130 + 2 + 232 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 30013022295 and 30013022304.

It is not an unprimeable number, because it can be changed into a prime (30013022327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36247198 + ... + 36248025.

It is an arithmetic number, because the mean of its divisors is an integer number (2827313736).

Almost surely, 230013022322 is an apocalyptic number.

30013022322 is an abundant number, since it is smaller than the sum of its proper divisors (37842507342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30013022322 is a wasteful number, since it uses less digits than its factorization.

30013022322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72495254 (or 72495251 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 30013022322 its reverse (22322031003), we get a palindrome (52335053325).

The spelling of 30013022322 in words is "thirty billion, thirteen million, twenty-two thousand, three hundred twenty-two".

Divisors: 1 2 3 6 9 18 23 46 69 138 207 414 72495223 144990446 217485669 434971338 652457007 1304914014 1667390129 3334780258 5002170387 10004340774 15006511161 30013022322