Base | Representation |
---|---|
bin | 1101101100100111000101… |
… | …00001011101100010010111 |
3 | 10221122110021022220221102021 |
4 | 12312103202201131202113 |
5 | 12421441441420231403 |
6 | 144020553224554011 |
7 | 6226051301043361 |
oct | 666234241354227 |
9 | 127573238827367 |
10 | 30120111102103 |
11 | 966295a53a8a0 |
12 | 3465590322907 |
13 | 13a64116564b9 |
14 | 761b6d373d31 |
15 | 37375e8c88bd |
hex | 1b64e285d897 |
30120111102103 has 16 divisors (see below), whose sum is σ = 33184238837760. Its totient is φ = 27110315908000.
The previous prime is 30120111102097. The next prime is 30120111102119.
It is a happy number.
30120111102103 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 30120111102103 - 25 = 30120111102071 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30120111102803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69429018 + ... + 69861496.
It is an arithmetic number, because the mean of its divisors is an integer number (2074014927360).
Almost surely, 230120111102103 is an apocalyptic number.
30120111102103 is a deficient number, since it is larger than the sum of its proper divisors (3064127735657).
30120111102103 is a wasteful number, since it uses less digits than its factorization.
30120111102103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 495278.
The product of its (nonzero) digits is 36, while the sum is 16.
It can be divided in two parts, 3012011 and 1102103, that added together give a palindrome (4114114).
The spelling of 30120111102103 in words is "thirty trillion, one hundred twenty billion, one hundred eleven million, one hundred two thousand, one hundred three".
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