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30050025271 = 743290934319
BaseRepresentation
bin11011111111000111…
…101111111100110111
32212120020102110010221
4123333013233330313
5443020301302041
621445500155211
72112445000060
oct337707577467
985506373127
1030050025271
1111820501832
1259a7838b07
132aab85bb56
141650d4b567
15bad20b2d1
hex6ff1eff37

30050025271 has 16 divisors (see below), whose sum is σ = 35154662400. Its totient is φ = 25148779488.

The previous prime is 30050025253. The next prime is 30050025281. The reversal of 30050025271 is 17252005003.

It is not a de Polignac number, because 30050025271 - 215 = 30049992503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30050025211) 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, 858450 + ... + 892768.

It is an arithmetic number, because the mean of its divisors is an integer number (2197166400).

Almost surely, 230050025271 is an apocalyptic number.

30050025271 is a deficient number, since it is larger than the sum of its proper divisors (5104637129).

30050025271 is a wasteful number, since it uses less digits than its factorization.

30050025271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37278.

The product of its (nonzero) digits is 2100, while the sum is 25.

The spelling of 30050025271 in words is "thirty billion, fifty million, twenty-five thousand, two hundred seventy-one".

Divisors: 1 7 43 301 2909 20363 34319 125087 240233 875609 1475717 10330019 99833971 698837797 4292860753 30050025271