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1530730795 = 51173381253
BaseRepresentation
bin101101100111101…
…0001100100101011
310221200100011220011
41123033101210223
511113331341140
6411520512351
752634665666
oct13317214453
93850304804
101530730795
1171606a780
1236877b6b7
131b5191a89
141074226dd
158e5b9cea
hex5b3d192b

1530730795 has 16 divisors (see below), whose sum is σ = 2031321312. Its totient is φ = 1098005760.

The previous prime is 1530730787. The next prime is 1530730837. The reversal of 1530730795 is 5970370351.

It is not a de Polignac number, because 1530730795 - 23 = 1530730787 is a prime.

It is a super-2 number, since 2×15307307952 = 4686273533522664050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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, 186612 + ... + 194641.

It is an arithmetic number, because the mean of its divisors is an integer number (126957582).

Almost surely, 21530730795 is an apocalyptic number.

1530730795 is a deficient number, since it is larger than the sum of its proper divisors (500590517).

1530730795 is a wasteful number, since it uses less digits than its factorization.

1530730795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381342.

The product of its (nonzero) digits is 99225, while the sum is 40.

The square root of 1530730795 is about 39124.5548856469. The cubic root of 1530730795 is about 1152.4787855491.

The spelling of 1530730795 in words is "one billion, five hundred thirty million, seven hundred thirty thousand, seven hundred ninety-five".

Divisors: 1 5 11 55 73 365 803 4015 381253 1906265 4193783 20968915 27831469 139157345 306146159 1530730795