Base | Representation |
---|---|
bin | 1101110010001000111110… |
… | …10110100101001110010000 |
3 | 10222022121200200210020102021 |
4 | 12321010133112211032100 |
5 | 12433100101204034300 |
6 | 144244134501301224 |
7 | 6245555533646245 |
oct | 671043726451620 |
9 | 128277620706367 |
10 | 30310110221200 |
11 | 972649a045167 |
12 | 3496376704814 |
13 | 13bb300a3a264 |
14 | 76b0351435cc |
15 | 37867ed68d1a |
hex | 1b911f5a5390 |
30310110221200 has 60 divisors (see below), whose sum is σ = 73541030397588. Its totient is φ = 12004004032000.
The previous prime is 30310110221179. The next prime is 30310110221311. The reversal of 30310110221200 is 212201101303.
It can be written as a sum of positive squares in 6 ways, for example, as 746661897216 + 29563448323984 = 864096^2 + 5437228^2 .
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 in 11 ways as a sum of consecutive naturals, for example, 375084727 + ... + 375165526.
Almost surely, 230310110221200 is an apocalyptic number.
It is an amenable number.
30310110221200 is an abundant number, since it is smaller than the sum of its proper divisors (43230920176388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30310110221200 is a wasteful number, since it uses less digits than its factorization.
30310110221200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 750250372 (or 750250361 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 30310110221200 its reverse (212201101303), we get a palindrome (30522311322503).
The spelling of 30310110221200 in words is "thirty trillion, three hundred ten billion, one hundred ten million, two hundred twenty-one thousand, two hundred".
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