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30039119269 = 152771966297
BaseRepresentation
bin11011111110011110…
…001001010110100101
32212112110220100220221
4123332132021112211
5443010003304034
621444430324341
72112253205125
oct337636112645
985473810827
1030039119269
1111815332a05
1259a40596b1
132aa9510ab3
14164d70cc85
15bac2a4bb4
hex6fe7895a5

30039119269 has 4 divisors (see below), whose sum is σ = 30041100844. Its totient is φ = 30037137696.

The previous prime is 30039119239. The next prime is 30039119287. The reversal of 30039119269 is 96291193003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96291193003 = 412348565683.

It can be written as a sum of positive squares in 2 ways, for example, as 3717950625 + 26321168644 = 60975^2 + 162238^2 .

It is a cyclic number.

It is not a de Polignac number, because 30039119269 - 25 = 30039119237 is a prime.

It is a super-2 number, since 2×300391192692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30039119239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967872 + ... + 998425.

It is an arithmetic number, because the mean of its divisors is an integer number (7510275211).

Almost surely, 230039119269 is an apocalyptic number.

It is an amenable number.

30039119269 is a deficient number, since it is larger than the sum of its proper divisors (1981575).

30039119269 is a wasteful number, since it uses less digits than its factorization.

30039119269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981574.

The product of its (nonzero) digits is 78732, while the sum is 43.

The spelling of 30039119269 in words is "thirty billion, thirty-nine million, one hundred nineteen thousand, two hundred sixty-nine".

Divisors: 1 15277 1966297 30039119269