Base | Representation |
---|---|
bin | 1101101001011011110110… |
… | …00000110100100101101000 |
3 | 10221021000122012201102010110 |
4 | 12310231323000310211220 |
5 | 12413200012034410440 |
6 | 143454510242014320 |
7 | 6215136364443204 |
oct | 664557300644550 |
9 | 127230565642113 |
10 | 30011000310120 |
11 | 9620659320945 |
12 | 34483bb3473a0 |
13 | 1399043444aab |
14 | 75a77c2dbb04 |
15 | 3709c58ca080 |
hex | 1b4b7b034968 |
30011000310120 has 128 divisors (see below), whose sum is σ = 96238881527040. Its totient is φ = 7468272936960.
The previous prime is 30011000310103. The next prime is 30011000310173. The reversal of 30011000310120 is 2101300011003.
It is a super-2 number, since 2×300110003101202 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 30011000310096 and 30011000310105.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132491119 + ... + 132717438.
It is an arithmetic number, because the mean of its divisors is an integer number (751866261930).
Almost surely, 230011000310120 is an apocalyptic number.
30011000310120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30011000310120 is an abundant number, since it is smaller than the sum of its proper divisors (66227881216920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30011000310120 is a wasteful number, since it uses less digits than its factorization.
30011000310120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 265208635 (or 265208631 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 12.
Adding to 30011000310120 its reverse (2101300011003), we get a palindrome (32112300321123).
The spelling of 30011000310120 in words is "thirty trillion, eleven billion, three hundred ten thousand, one hundred twenty".
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