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30800311227 = 327952151349
BaseRepresentation
bin11100101011110101…
…110111001110111011
32221111112012220222200
4130223311313032323
51001034334424402
622052141321243
72140155216510
oct345365671673
987445186880
1030800311227
1112075a77774
125b76b66223
132b9b12683a
1416c2855307
15c0401321c
hex72bd773bb

30800311227 has 24 divisors (see below), whose sum is σ = 50851288800. Its totient is φ = 17597986560.

The previous prime is 30800311211. The next prime is 30800311231. The reversal of 30800311227 is 72211300803.

It is not a de Polignac number, because 30800311227 - 24 = 30800311211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30800311227.

It is not an unprimeable number, because it can be changed into a prime (30800311127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 574149 + ... + 625497.

It is an arithmetic number, because the mean of its divisors is an integer number (2118803700).

Almost surely, 230800311227 is an apocalyptic number.

30800311227 is a deficient number, since it is larger than the sum of its proper divisors (20050977573).

30800311227 is a wasteful number, since it uses less digits than its factorization.

30800311227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60883 (or 60880 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The spelling of 30800311227 in words is "thirty billion, eight hundred million, three hundred eleven thousand, two hundred twenty-seven".

Divisors: 1 3 7 9 21 63 9521 28563 51349 66647 85689 154047 199941 359443 462141 599823 1078329 3234987 488893829 1466681487 3422256803 4400044461 10266770409 30800311227