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30055030053 = 319527281229
BaseRepresentation
bin11011111111011010…
…110101110100100101
32212120120211201102020
4123333122311310211
5443023041430203
621450155333353
72112535353216
oct337732656445
985516751366
1030055030053
111182330aa14
1259a9451259
132aac8c1b69
14165189140d
15bad899153
hex6ff6b5d25

30055030053 has 8 divisors (see below), whose sum is σ = 42182498400. Its totient is φ = 18982124208.

The previous prime is 30055030043. The next prime is 30055030139. The reversal of 30055030053 is 35003055003.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30055030053 - 26 = 30055029989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30055030043) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 263640558 + ... + 263640671.

It is an arithmetic number, because the mean of its divisors is an integer number (5272812300).

Almost surely, 230055030053 is an apocalyptic number.

It is an amenable number.

30055030053 is a deficient number, since it is larger than the sum of its proper divisors (12127468347).

30055030053 is a wasteful number, since it uses less digits than its factorization.

30055030053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527281251.

The product of its (nonzero) digits is 3375, while the sum is 24.

Adding to 30055030053 its reverse (35003055003), we get a palindrome (65058085056).

The spelling of 30055030053 in words is "thirty billion, fifty-five million, thirty thousand, fifty-three".

Divisors: 1 3 19 57 527281229 1581843687 10018343351 30055030053