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30804119353 = 72628655497
BaseRepresentation
bin11100101100000100…
…011000111100111001
32221111210101101202101
4130230010120330321
51001041323304403
622052355103401
72140232460100
oct345404307471
987453341671
1030804119353
1112078138887
125b782a1b61
132b9bb5ac77
1416c3167037
15c0451671d
hex72c118f39

30804119353 has 6 divisors (see below), whose sum is σ = 35833363386. Its totient is φ = 26403530832.

The previous prime is 30804119317. The next prime is 30804119363. The reversal of 30804119353 is 35391140803.

It can be written as a sum of positive squares in only one way, i.e., 30243992464 + 560126889 = 173908^2 + 23667^2 .

It is not a de Polignac number, because 30804119353 - 29 = 30804118841 is a prime.

It is a super-2 number, since 2×308041193532 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30804119363) 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 5 ways as a sum of consecutive naturals, for example, 314327700 + ... + 314327797.

It is an arithmetic number, because the mean of its divisors is an integer number (5972227231).

Almost surely, 230804119353 is an apocalyptic number.

It is an amenable number.

30804119353 is a deficient number, since it is larger than the sum of its proper divisors (5029244033).

30804119353 is an equidigital number, since it uses as much as digits as its factorization.

30804119353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628655511 (or 628655504 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 30804119353 in words is "thirty billion, eight hundred four million, one hundred nineteen thousand, three hundred fifty-three".

Divisors: 1 7 49 628655497 4400588479 30804119353