Base | Representation |
---|---|
bin | 1101101100100110110111… |
… | …11010000010001010111100 |
3 | 10221122102222121001121102002 |
4 | 12312103123322002022330 |
5 | 12421441230011244400 |
6 | 144020534221521432 |
7 | 6226045452421205 |
oct | 666233372021274 |
9 | 127572877047362 |
10 | 30120000103100 |
11 | 9662902916686 |
12 | 346555b113278 |
13 | 13a63c466150b |
14 | 761b5c71c5ac |
15 | 373754c9eed5 |
hex | 1b64dbe822bc |
30120000103100 has 72 divisors (see below), whose sum is σ = 65715783587328. Its totient is φ = 11982523392000.
The previous prime is 30120000103097. The next prime is 30120000103153. The reversal of 30120000103100 is 130100002103.
It is a super-2 number, since 2×301200001031002 (a number of 28 digits) contains 22 as substring.
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, 76366400 + ... + 76759800.
Almost surely, 230120000103100 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 30120000103100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32857891793664).
30120000103100 is an abundant number, since it is smaller than the sum of its proper divisors (35595783484228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30120000103100 is a wasteful number, since it uses less digits than its factorization.
30120000103100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 397575 (or 397568 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 11.
Adding to 30120000103100 its reverse (130100002103), we get a palindrome (30250100105203).
The spelling of 30120000103100 in words is "thirty trillion, one hundred twenty billion, one hundred three thousand, one hundred".
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