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10303330331 = 71471904333
BaseRepresentation
bin10011001100010000…
…00101100000011011
3222121001112102010002
421212020011200123
5132100123032311
64422220043215
7513216601640
oct114610054033
928531472102
1010303330331
114407a63638
121bb669350b
13c827b3088
146da561dc7
1540482893b
hex26620581b

10303330331 has 4 divisors (see below), whose sum is σ = 11775234672. Its totient is φ = 8831425992.

The previous prime is 10303330313. The next prime is 10303330339. The reversal of 10303330331 is 13303330301.

10303330331 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10303330331 - 210 = 10303329307 is a prime.

It is a super-2 number, since 2×103033303312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10303330339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 735952160 + ... + 735952173.

It is an arithmetic number, because the mean of its divisors is an integer number (2943808668).

Almost surely, 210303330331 is an apocalyptic number.

10303330331 is a deficient number, since it is larger than the sum of its proper divisors (1471904341).

10303330331 is an equidigital number, since it uses as much as digits as its factorization.

10303330331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471904340.

The product of its (nonzero) digits is 729, while the sum is 20.

Adding to 10303330331 its reverse (13303330301), we get a palindrome (23606660632).

The spelling of 10303330331 in words is "ten billion, three hundred three million, three hundred thirty thousand, three hundred thirty-one".

Divisors: 1 7 1471904333 10303330331