Base | Representation |
---|---|
bin | 11100010000101010… |
… | …110100101010111000 |
3 | 2220022202101212200102 |
4 | 130100222310222320 |
5 | 444121133313222 |
6 | 21535014254532 |
7 | 2122651263455 |
oct | 342052645270 |
9 | 86282355612 |
10 | 30344432312 |
11 | 11961706137 |
12 | 5a6a357448 |
13 | 2b2784bcbc |
14 | 167c0a682c |
15 | bc8eb2d92 |
hex | 710ab4ab8 |
30344432312 has 32 divisors (see below), whose sum is σ = 59385156480. Its totient is φ = 14508737760.
The previous prime is 30344432311. The next prime is 30344432329. The reversal of 30344432312 is 21323444303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30344432311) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755243 + ... + 794405.
It is an arithmetic number, because the mean of its divisors is an integer number (1855786140).
Almost surely, 230344432312 is an apocalyptic number.
It is an amenable number.
30344432312 is a deficient number, since it is larger than the sum of its proper divisors (29040724168).
30344432312 is a wasteful number, since it uses less digits than its factorization.
30344432312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43403 (or 43399 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 29.
Adding to 30344432312 its reverse (21323444303), we get a palindrome (51667876615).
The spelling of 30344432312 in words is "thirty billion, three hundred forty-four million, four hundred thirty-two thousand, three hundred twelve".
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