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30543355241 = 723434411867
BaseRepresentation
bin11100011100100001…
…101001110101101001
32220211121201012122022
4130130201221311221
51000023044331431
622010442034225
72130615143630
oct343441516551
986747635568
1030543355241
1111a53a22953
125b04aa8975
132b59b19c89
14169a688517
15bdb6a807b
hex71c869d69

30543355241 has 16 divisors (see below), whose sum is σ = 37271460864. Its totient is φ = 24459385104.

The previous prime is 30543355223. The next prime is 30543355243. The reversal of 30543355241 is 14255334503.

It is a happy number.

It is not a de Polignac number, because 30543355241 - 210 = 30543354217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30543355243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2199011 + ... + 2212856.

It is an arithmetic number, because the mean of its divisors is an integer number (2329466304).

Almost surely, 230543355241 is an apocalyptic number.

It is an amenable number.

30543355241 is a deficient number, since it is larger than the sum of its proper divisors (6728105623).

30543355241 is a wasteful number, since it uses less digits than its factorization.

30543355241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4411940.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 30543355241 its reverse (14255334503), we get a palindrome (44798689744).

The spelling of 30543355241 in words is "thirty billion, five hundred forty-three million, three hundred fifty-five thousand, two hundred forty-one".

Divisors: 1 7 23 43 161 301 989 6923 4411867 30883069 101472941 189710281 710310587 1327971967 4363336463 30543355241