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30042230333 = 292953350809
BaseRepresentation
bin11011111110101010…
…000000111000111101
32212112200202102111112
4123332222000320331
5443011302332313
621445021131405
72112321513233
oct337652007075
985480672445
1030042230333
1111817068335
1259a50b9b65
132aaa05cb6b
14164dcbc953
15bac6bb8a8
hex6fea80e3d

30042230333 has 8 divisors (see below), whose sum is σ = 31088782200. Its totient is φ = 28996386048.

The previous prime is 30042230311. The next prime is 30042230341. The reversal of 30042230333 is 33303224003.

It can be written as a sum of positive squares in 4 ways, for example, as 3373054084 + 26669176249 = 58078^2 + 163307^2 .

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 30042230333 - 26 = 30042230269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30042230299 and 30042230308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30042230303) 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, 89768 + ... + 261041.

It is an arithmetic number, because the mean of its divisors is an integer number (3886097775).

Almost surely, 230042230333 is an apocalyptic number.

It is an amenable number.

30042230333 is a deficient number, since it is larger than the sum of its proper divisors (1046551867).

30042230333 is a wasteful number, since it uses less digits than its factorization.

30042230333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353791.

The product of its (nonzero) digits is 3888, while the sum is 23.

Adding to 30042230333 its reverse (33303224003), we get a palindrome (63345454336).

The spelling of 30042230333 in words is "thirty billion, forty-two million, two hundred thirty thousand, three hundred thirty-three".

Divisors: 1 29 2953 85637 350809 10173461 1035938977 30042230333