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30233010241 = 7414984509
BaseRepresentation
bin11100001010000001…
…110010000001000001
32220000222202001100001
4130022001302001001
5443404122311431
621515554200001
72120126230000
oct341201620101
986028661301
1030233010241
1111904823085
125a38b83001
132b0a739595
14166b380c37
15bbe303e61
hex70a072041

30233010241 has 20 divisors (see below), whose sum is σ = 35506876500. Its totient is φ = 25739784672.

The previous prime is 30233010233. The next prime is 30233010257. The reversal of 30233010241 is 14201033203.

It can be written as a sum of positive squares in 2 ways, for example, as 11462914225 + 18770096016 = 107065^2 + 137004^2 .

It is not a de Polignac number, because 30233010241 - 23 = 30233010233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30233010211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 315495 + ... + 400003.

It is an arithmetic number, because the mean of its divisors is an integer number (1775343825).

Almost surely, 230233010241 is an apocalyptic number.

It is an amenable number.

30233010241 is a deficient number, since it is larger than the sum of its proper divisors (5273866259).

30233010241 is an frugal number, since it uses more digits than its factorization.

30233010241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84686 (or 84665 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 30233010241 its reverse (14201033203), we get a palindrome (44434043444).

The spelling of 30233010241 in words is "thirty billion, two hundred thirty-three million, ten thousand, two hundred forty-one".

Divisors: 1 7 49 149 343 1043 2401 7301 51107 84509 357749 591563 4140941 12591841 28986587 88142887 202906109 617000209 4319001463 30233010241