Base | Representation |
---|---|
bin | 11100001000000011… |
… | …111100100100001001 |
3 | 2212221200200010202200 |
4 | 130020003330210021 |
5 | 443322201221210 |
6 | 21512415150413 |
7 | 2116245651114 |
oct | 341003744411 |
9 | 85850603680 |
10 | 30200023305 |
11 | 11898142551 |
12 | 5a29b15409 |
13 | 2b03959b9a |
14 | 1666c3557b |
15 | bbb48a0c0 |
hex | 7080fc909 |
30200023305 has 24 divisors (see below), whose sum is σ = 52361604360. Its totient is φ = 16102095360.
The previous prime is 30200023291. The next prime is 30200023369. The reversal of 30200023305 is 50332000203.
It can be written as a sum of positive squares in 4 ways, for example, as 15194753289 + 15005270016 = 123267^2 + 122496^2 .
It is not a de Polignac number, because 30200023305 - 212 = 30200019209 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67441 + ... + 254849.
It is an arithmetic number, because the mean of its divisors is an integer number (2181733515).
Almost surely, 230200023305 is an apocalyptic number.
It is an amenable number.
30200023305 is a deficient number, since it is larger than the sum of its proper divisors (22161581055).
30200023305 is a wasteful number, since it uses less digits than its factorization.
30200023305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191001 (or 190998 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 18.
Adding to 30200023305 its reverse (50332000203), we get a palindrome (80532023508).
The spelling of 30200023305 in words is "thirty billion, two hundred million, twenty-three thousand, three hundred five".
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