Search a number
-
+
30331020211301 = 236412057316707
BaseRepresentation
bin1101110010101111111011…
…01011110111010001100101
310222101121122221121210102002
412321113331223313101211
512433420412133230201
6144301513415055045
76250225645640435
oct671277553672145
9128347587553362
1030331020211301
11973434a1aa217
12349a431371485
1313c0283ac8774
1476c05a2262c5
15378ea593676b
hex1b95fdaf7465

30331020211301 has 8 divisors (see below), whose sum is σ = 31699135836864. Its totient is φ = 28967019220480.

The previous prime is 30331020211291. The next prime is 30331020211321. The reversal of 30331020211301 is 10311202013303.

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 30331020211301 - 222 = 30331016016997 is a prime.

It is a super-2 number, since 2×303310202113012 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30331020211321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1028643611 + ... + 1028673096.

It is an arithmetic number, because the mean of its divisors is an integer number (3962391979608).

Almost surely, 230331020211301 is an apocalyptic number.

It is an amenable number.

30331020211301 is a deficient number, since it is larger than the sum of its proper divisors (1368115625563).

30331020211301 is a wasteful number, since it uses less digits than its factorization.

30331020211301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057317371.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 30331020211301 its reverse (10311202013303), we get a palindrome (40642222224604).

The spelling of 30331020211301 in words is "thirty trillion, three hundred thirty-one billion, twenty million, two hundred eleven thousand, three hundred one".

Divisors: 1 23 641 14743 2057316707 47318284261 1318740009187 30331020211301