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30311130001313 = 74330161428759
BaseRepresentation
bin1101110010001010111000…
…01000101110111110100001
310222022201022202200102202002
412321011130020232332201
512433104143240020223
6144244424010533345
76245623025642150
oct671053410567641
9128281282612662
1030311130001313
119726972749047
123496600137255
1313bb4340b1745
1476b0d075d597
153786de655e28
hex1b915c22efa1

30311130001313 has 4 divisors (see below), whose sum is σ = 34641291430080. Its totient is φ = 25980968572548.

The previous prime is 30311130001253. The next prime is 30311130001381. The reversal of 30311130001313 is 31310003111303.

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 not a de Polignac number, because 30311130001313 - 220 = 30311128952737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30311130001013) 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 3 ways as a sum of consecutive naturals, for example, 2165080714373 + ... + 2165080714386.

It is an arithmetic number, because the mean of its divisors is an integer number (8660322857520).

Almost surely, 230311130001313 is an apocalyptic number.

It is an amenable number.

30311130001313 is a deficient number, since it is larger than the sum of its proper divisors (4330161428767).

30311130001313 is an equidigital number, since it uses as much as digits as its factorization.

30311130001313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4330161428766.

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 30311130001313 its reverse (31310003111303), we get a palindrome (61621133112616).

The spelling of 30311130001313 in words is "thirty trillion, three hundred eleven billion, one hundred thirty million, one thousand, three hundred thirteen".

Divisors: 1 7 4330161428759 30311130001313