Base | Representation |
---|---|
bin | 11100001111101001… |
… | …110110000110011011 |
3 | 2220021120100111010000 |
4 | 130033221312012123 |
5 | 444102303230221 |
6 | 21533205224043 |
7 | 2122353431223 |
oct | 341751660633 |
9 | 86246314100 |
10 | 30327398811 |
11 | 11953031666 |
12 | 5a64702023 |
13 | 2b24166bc8 |
14 | 1679b11083 |
15 | bc774ae26 |
hex | 70fa7619b |
30327398811 has 80 divisors (see below), whose sum is σ = 47881152000. Its totient is φ = 19092661632.
The previous prime is 30327398809. The next prime is 30327398819. The reversal of 30327398811 is 11889372303.
It is a happy number.
It is not a de Polignac number, because 30327398811 - 21 = 30327398809 is a prime.
It is a super-2 number, since 2×303273988112 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30327398819) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 66361695 + ... + 66362151.
It is an arithmetic number, because the mean of its divisors is an integer number (598514400).
Almost surely, 230327398811 is an apocalyptic number.
30327398811 is a deficient number, since it is larger than the sum of its proper divisors (17553753189).
30327398811 is a wasteful number, since it uses less digits than its factorization.
30327398811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 870 (or 861 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The spelling of 30327398811 in words is "thirty billion, three hundred twenty-seven million, three hundred ninety-eight thousand, eight hundred eleven".
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