Base | Representation |
---|---|
bin | 11100001000110010… |
… | …000110011010111100 |
3 | 2212222112102211110121 |
4 | 130020302012122330 |
5 | 443333300403200 |
6 | 21513530344324 |
7 | 2116453542133 |
oct | 341062063274 |
9 | 85875384417 |
10 | 30212122300 |
11 | 118a3a56718 |
12 | 5a31b8b0a4 |
13 | 2b06304c59 |
14 | 16686a491a |
15 | bbc579e1a |
hex | 708c866bc |
30212122300 has 72 divisors (see below), whose sum is σ = 69451093040. Its totient is φ = 11375769600.
The previous prime is 30212122289. The next prime is 30212122337. The reversal of 30212122300 is 322121203.
It is a congruent number.
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, 247660 + ... + 348940.
Almost surely, 230212122300 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30212122300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34725546520).
30212122300 is an abundant number, since it is smaller than the sum of its proper divisors (39238970740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30212122300 is a wasteful number, since it uses less digits than its factorization.
30212122300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101471 (or 101464 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 30212122300 its reverse (322121203), we get a palindrome (30534243503).
The spelling of 30212122300 in words is "thirty billion, two hundred twelve million, one hundred twenty-two thousand, three hundred".
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