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30250305299 = 472412670637
BaseRepresentation
bin11100001011000011…
…110000011100010011
32220002012021201200202
4130023003300130103
5443423034232144
621521413005415
72120426231624
oct341303603423
986065251622
1030250305299
1111913566115
125a4292386b
132b111b3746
14166d7a3a4b
15bc0abd64e
hex70b0f0713

30250305299 has 8 divisors (see below), whose sum is σ = 31022131008. Its totient is φ = 29483821440.

The previous prime is 30250305271. The next prime is 30250305317. The reversal of 30250305299 is 99250305203.

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

It is a cyclic number.

It is not a de Polignac number, because 30250305299 - 216 = 30250239763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30250305259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1323992 + ... + 1346645.

It is an arithmetic number, because the mean of its divisors is an integer number (3877766376).

Almost surely, 230250305299 is an apocalyptic number.

30250305299 is a deficient number, since it is larger than the sum of its proper divisors (771825709).

30250305299 is a wasteful number, since it uses less digits than its factorization.

30250305299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670925.

The product of its (nonzero) digits is 72900, while the sum is 38.

The spelling of 30250305299 in words is "thirty billion, two hundred fifty million, three hundred five thousand, two hundred ninety-nine".

Divisors: 1 47 241 11327 2670637 125519939 643623517 30250305299