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30304316941 = 313761433123
BaseRepresentation
bin11100001110010001…
…110010111000001101
32220012221220210201221
4130032101302320031
5444030401120231
621531022403341
72121653305153
oct341621627015
986187823657
1030304316941
1111940aa6938
125a58a30551
132b1c444ab2
141676a233d3
15bc56dbd11
hex70e472e0d

30304316941 has 16 divisors (see below), whose sum is σ = 32654084608. Its totient is φ = 28066305600.

The previous prime is 30304316899. The next prime is 30304316981. The reversal of 30304316941 is 14961340303.

It is a de Polignac number, because none of the positive numbers 2k-30304316941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30304316897 and 30304316906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30304316981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146595 + ... + 286528.

It is an arithmetic number, because the mean of its divisors is an integer number (2040880288).

Almost surely, 230304316941 is an apocalyptic number.

30304316941 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

30304316941 is a deficient number, since it is larger than the sum of its proper divisors (2349767667).

30304316941 is a wasteful number, since it uses less digits than its factorization.

30304316941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433252.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 30304316941 in words is "thirty billion, three hundred four million, three hundred sixteen thousand, nine hundred forty-one".

Divisors: 1 31 37 61 1147 1891 2257 69967 433123 13426813 16025551 26420503 496792081 819035593 977558611 30304316941