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130030003103 = 71113659197117
BaseRepresentation
bin111100100011001100…
…1000110001110011111
3110102122000101120010212
41321012121012032133
54112300140044403
6135422430123035
712252156534650
oct1710631061637
9412560346125
10130030003103
1150166601990
122124a95047b
13c35317b050
146417479527
1535b07dd4d8
hex1e4664639f

130030003103 has 32 divisors (see below), whose sum is σ = 174851550720. Its totient is φ = 93385676160.

The previous prime is 130030003097. The next prime is 130030003109. The reversal of 130030003103 is 301300030031.

It is an interprime number because it is at equal distance from previous prime (130030003097) and next prime (130030003109).

It is a de Polignac number, because none of the positive numbers 2k-130030003103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130030003109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 561101 + ... + 758217.

It is an arithmetic number, because the mean of its divisors is an integer number (5464110960).

Almost surely, 2130030003103 is an apocalyptic number.

130030003103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

130030003103 is a deficient number, since it is larger than the sum of its proper divisors (44821547617).

130030003103 is a wasteful number, since it uses less digits than its factorization.

130030003103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197807.

The product of its (nonzero) digits is 81, while the sum is 14.

Adding to 130030003103 its reverse (301300030031), we get a palindrome (431330033134).

The spelling of 130030003103 in words is "one hundred thirty billion, thirty million, three thousand, one hundred three".

Divisors: 1 7 11 13 77 91 143 659 1001 4613 7249 8567 50743 59969 94237 197117 659659 1379819 2168287 2562521 15178009 17937647 28187731 129900103 197314117 909300721 1428901133 1688701339 10002307931 11820909373 18575714729 130030003103