Base | Representation |
---|---|
bin | 1101101100000010000000… |
… | …11101001011001001010100 |
3 | 10221120112220112121222102211 |
4 | 12312001000131023021110 |
5 | 12421130213310400040 |
6 | 144003502510243204 |
7 | 6224445214133524 |
oct | 666010035131124 |
9 | 127515815558384 |
10 | 30100212200020 |
11 | 9655479092176 |
12 | 34617581b6504 |
13 | 13a458cbb8021 |
14 | 760c02687684 |
15 | 372e9797c8ea |
hex | 1b604074b254 |
30100212200020 has 96 divisors (see below), whose sum is σ = 64294358436000. Its totient is φ = 11835560208384.
The previous prime is 30100212200011. The next prime is 30100212200021. The reversal of 30100212200020 is 2000221200103.
It can be written as a sum of positive squares in 16 ways, for example, as 19288978854084 + 10811233345936 = 4391922^2 + 3288044^2 .
It is a super-3 number, since 3×301002122000203 (a number of 41 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30100212200021) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 277017142 + ... + 277125778.
It is an arithmetic number, because the mean of its divisors is an integer number (669732900375).
Almost surely, 230100212200020 is an apocalyptic number.
It is an amenable number.
30100212200020 is an abundant number, since it is smaller than the sum of its proper divisors (34194146235980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30100212200020 is a wasteful number, since it uses less digits than its factorization.
30100212200020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109757 (or 109755 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
Adding to 30100212200020 its reverse (2000221200103), we get a palindrome (32100433400123).
The spelling of 30100212200020 in words is "thirty trillion, one hundred billion, two hundred twelve million, two hundred thousand, twenty".
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