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30002331012013 = 731812270667601
BaseRepresentation
bin1101101001001011101100…
…10010000100101110101101
310221020012021000220102211101
412310211312102010232231
512413024233214341023
6143450514112523101
76214411505562463
oct664456622045655
9127205230812741
1030002331012013
119617a0a773968
12344679bb50491
131398291351bb9
1475a198bac833
153706697741ad
hex1b4976484bad

30002331012013 has 8 divisors (see below), whose sum is σ = 30581351263736. Its totient is φ = 29427852096000.

The previous prime is 30002331011993. The next prime is 30002331012023. The reversal of 30002331012013 is 31021013320003.

It can be written as a sum of positive squares in 4 ways, for example, as 3483157807684 + 26519173204329 = 1866322^2 + 5149677^2 .

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 30002331012013 - 25 = 30002331011981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30002331012023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1135320588 + ... + 1135347013.

It is an arithmetic number, because the mean of its divisors is an integer number (3822668907967).

Almost surely, 230002331012013 is an apocalyptic number.

It is an amenable number.

30002331012013 is a deficient number, since it is larger than the sum of its proper divisors (579020251723).

30002331012013 is a wasteful number, since it uses less digits than its factorization.

30002331012013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2270667855.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 30002331012013 its reverse (31021013320003), we get a palindrome (61023344332016).

The spelling of 30002331012013 in words is "thirty trillion, two billion, three hundred thirty-one million, twelve thousand, thirteen".

Divisors: 1 73 181 13213 2270667601 165758734873 410990835781 30002331012013