Base | Representation |
---|---|
bin | 11100001000110110… |
… | …010000000000000000 |
3 | 2212222121111002122221 |
4 | 130020312100000000 |
5 | 443334040210422 |
6 | 21514005540424 |
7 | 2116466022451 |
oct | 341066200000 |
9 | 85877432587 |
10 | 30213210112 |
11 | 118a4629a38 |
12 | 5a32414714 |
13 | 2b065c6127 |
14 | 16688a9128 |
15 | bbc6e23c7 |
hex | 708d90000 |
30213210112 has 34 divisors (see below), whose sum is σ = 60426090278. Its totient is φ = 15106572288.
The previous prime is 30213210089. The next prime is 30213210127. The reversal of 30213210112 is 21101231203.
It can be written as a sum of positive squares in only one way, i.e., 29331357696 + 881852416 = 171264^2 + 29696^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164973 + ... + 296044.
Almost surely, 230213210112 is an apocalyptic number.
30213210112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
30213210112 is a deficient number, since it is larger than the sum of its proper divisors (30212880166).
30213210112 is an frugal number, since it uses more digits than its factorization.
30213210112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 461049 (or 461019 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 30213210112 its reverse (21101231203), we get a palindrome (51314441315).
The spelling of 30213210112 in words is "thirty billion, two hundred thirteen million, two hundred ten thousand, one hundred twelve".
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