Search a number
-
+
30130200331 = 711929421207
BaseRepresentation
bin11100000011111001…
…100101111100001011
32212202211021202122121
4130003321211330023
5443201312402311
621501442432111
72114440322440
oct340371457413
985684252577
1030130200331
1111861792510
125a0a662637
132ac2350b0a
14165b85b9c7
15bb5296b71
hex703e65f0b

30130200331 has 16 divisors (see below), whose sum is σ = 37605450240. Its totient is φ = 23452750080.

The previous prime is 30130200329. The next prime is 30130200377. The reversal of 30130200331 is 13300203103.

It is a cyclic number.

It is not a de Polignac number, because 30130200331 - 21 = 30130200329 is a prime.

It is a super-2 number, since 2×301302003312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30130200301) 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 15 ways as a sum of consecutive naturals, for example, 139071 + ... + 282136.

It is an arithmetic number, because the mean of its divisors is an integer number (2350340640).

Almost surely, 230130200331 is an apocalyptic number.

30130200331 is a deficient number, since it is larger than the sum of its proper divisors (7475249909).

30130200331 is a wasteful number, since it uses less digits than its factorization.

30130200331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422154.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 30130200331 its reverse (13300203103), we get a palindrome (43430403434).

The spelling of 30130200331 in words is "thirty billion, one hundred thirty million, two hundred thousand, three hundred thirty-one".

Divisors: 1 7 11 77 929 6503 10219 71533 421207 2948449 4633277 32432939 391301303 2739109121 4304314333 30130200331