Base | Representation |
---|---|
bin | 11100010110110001… |
… | …011100001010011110 |
3 | 2220120220002020020012 |
4 | 130112301130022132 |
5 | 444323342031423 |
6 | 21553113123222 |
7 | 2125333533626 |
oct | 342661341236 |
9 | 86526066205 |
10 | 30446830238 |
11 | 11a04495220 |
12 | 5a986b9512 |
13 | 2b42b220a6 |
14 | 168b91d886 |
15 | bd2e8d078 |
hex | 716c5c29e |
30446830238 has 32 divisors (see below), whose sum is σ = 52769242368. Its totient is φ = 13021321600.
The previous prime is 30446830223. The next prime is 30446830241. The reversal of 30446830238 is 83203864403.
It is a super-2 number, since 2×304468302382 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30446830195 and 30446830204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1398053 + ... + 1419663.
It is an arithmetic number, because the mean of its divisors is an integer number (1649038824).
Almost surely, 230446830238 is an apocalyptic number.
30446830238 is a deficient number, since it is larger than the sum of its proper divisors (22322412130).
30446830238 is a wasteful number, since it uses less digits than its factorization.
30446830238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25408.
The product of its (nonzero) digits is 331776, while the sum is 41.
The spelling of 30446830238 in words is "thirty billion, four hundred forty-six million, eight hundred thirty thousand, two hundred thirty-eight".
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