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130311310111 = 179378180759
BaseRepresentation
bin111100101011100101…
…0001100101100011111
3110110100121201102210221
41321113022030230133
54113334143410421
6135510355342211
712262143601003
oct1712712145437
9413317642727
10130311310111
11502a0379014
1221308bb1967
13c3995325b8
146442984703
1535ca358841
hex1e5728cb1f

130311310111 has 8 divisors (see below), whose sum is σ = 138123951840. Its totient is φ = 122515031808.

The previous prime is 130311310093. The next prime is 130311310121. The reversal of 130311310111 is 111013113031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130311310111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130311310121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4074451 + ... + 4106308.

It is an arithmetic number, because the mean of its divisors is an integer number (17265493980).

Almost surely, 2130311310111 is an apocalyptic number.

130311310111 is a deficient number, since it is larger than the sum of its proper divisors (7812641729).

130311310111 is an equidigital number, since it uses as much as digits as its factorization.

130311310111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8181713.

The product of its (nonzero) digits is 27, while the sum is 16.

Adding to 130311310111 its reverse (111013113031), we get a palindrome (241324423142).

The spelling of 130311310111 in words is "one hundred thirty billion, three hundred eleven million, three hundred ten thousand, one hundred eleven".

Divisors: 1 17 937 15929 8180759 139072903 7665371183 130311310111