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15300030130 = 2571121806379
BaseRepresentation
bin11100011111111001…
…11110111010110010
31110111021201001122121
432033330332322302
5222313301431010
611010112424454
71051102052560
oct161774767262
943437631577
1015300030130
116541517100
122b6bb4812a
13159aa57788
14a52004a30
155e832c3da
hex38ff3eeb2

15300030130 has 48 divisors (see below), whose sum is σ = 34595789760. Its totient is φ = 4768837920.

The previous prime is 15300030127. The next prime is 15300030143. The reversal of 15300030130 is 3103000351.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 894720 + ... + 911659.

It is an arithmetic number, because the mean of its divisors is an integer number (720745620).

Almost surely, 215300030130 is an apocalyptic number.

15300030130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15300030130 is an abundant number, since it is smaller than the sum of its proper divisors (19295759630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15300030130 is a wasteful number, since it uses less digits than its factorization.

15300030130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806415 (or 1806404 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 16.

Adding to 15300030130 its reverse (3103000351), we get a palindrome (18403030481).

The spelling of 15300030130 in words is "fifteen billion, three hundred million, thirty thousand, one hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 121 154 242 385 605 770 847 1210 1694 4235 8470 1806379 3612758 9031895 12644653 18063790 19870169 25289306 39740338 63223265 99350845 126446530 139091183 198701690 218571859 278182366 437143718 695455915 1092859295 1390911830 1530003013 2185718590 3060006026 7650015065 15300030130