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3130031303 = 71074878581
BaseRepresentation
bin1011101010010000…
…0111110011000111
322002010201001202022
42322210013303013
522402242000203
61234331233355
7140364553460
oct27244076307
98063631668
103130031303
111366903933
127342a885b
133ab611339
142199b3d67
15134bcba38
hexba907cc7

3130031303 has 16 divisors (see below), whose sum is σ = 3618445824. Its totient is φ = 2652043680.

The previous prime is 3130031287. The next prime is 3130031321. The reversal of 3130031303 is 3031300313.

It is a cyclic number.

It is not a de Polignac number, because 3130031303 - 24 = 3130031287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3130031323) 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, 360473 + ... + 369053.

It is an arithmetic number, because the mean of its divisors is an integer number (226152864).

Almost surely, 23130031303 is an apocalyptic number.

3130031303 is a deficient number, since it is larger than the sum of its proper divisors (488414521).

3130031303 is a wasteful number, since it uses less digits than its factorization.

3130031303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9182.

The product of its (nonzero) digits is 243, while the sum is 17.

The square root of 3130031303 is about 55946.6826809240. The cubic root of 3130031303 is about 1462.7930680906.

Adding to 3130031303 its reverse (3031300313), we get a palindrome (6161331616).

The spelling of 3130031303 in words is "three billion, one hundred thirty million, thirty-one thousand, three hundred three".

Divisors: 1 7 107 487 749 3409 8581 52109 60067 364763 918167 4178947 6427169 29252629 447147329 3130031303