Search a number
-
+
30012313112029 = 123432431525003
BaseRepresentation
bin1101101001011110010010…
…10000110000110111011101
310221021011000200222122210101
412310233021100300313131
512413210204124041104
6143455244415541101
76215214045203053
oct664571120606735
9127234020878711
1030012313112029
1196211723723a6
123448706b2a791
1313991c2412a61
1475a8647d21d3
15370a50c985a4
hex1b4bc9430ddd

30012313112029 has 4 divisors (see below), whose sum is σ = 30014744649376. Its totient is φ = 30009881574684.

The previous prime is 30012313112011. The next prime is 30012313112083. The reversal of 30012313112029 is 92021131321003.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30012313112029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30012313111988 and 30012313112006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30012313112099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1215750159 + ... + 1215774844.

It is an arithmetic number, because the mean of its divisors is an integer number (7503686162344).

Almost surely, 230012313112029 is an apocalyptic number.

It is an amenable number.

30012313112029 is a deficient number, since it is larger than the sum of its proper divisors (2431537347).

30012313112029 is a wasteful number, since it uses less digits than its factorization.

30012313112029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431537346.

The product of its (nonzero) digits is 1944, while the sum is 28.

The spelling of 30012313112029 in words is "thirty trillion, twelve billion, three hundred thirteen million, one hundred twelve thousand, twenty-nine".

Divisors: 1 12343 2431525003 30012313112029