Base | Representation |
---|---|
bin | 1001100100000011101010… |
… | …11011110100111010011110 |
3 | 2202110110102221000010000212 |
4 | 10302001311123310322132 |
5 | 10224024201302010420 |
6 | 112421035225252422 |
7 | 4300243141336352 |
oct | 462016533647236 |
9 | 82413387003025 |
10 | 21030130110110 |
11 | 6778912213680 |
12 | 2437944034112 |
13 | b9719589b2a4 |
14 | 529c140db462 |
15 | 2670968773c5 |
hex | 1320756f4e9e |
21030130110110 has 16 divisors (see below), whose sum is σ = 41295528216432. Its totient is φ = 7647320040000.
The previous prime is 21030130110109. The next prime is 21030130110113. The reversal of 21030130110110 is 1101103103012.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21030130110113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95591500391 + ... + 95591500610.
It is an arithmetic number, because the mean of its divisors is an integer number (2580970513527).
Almost surely, 221030130110110 is an apocalyptic number.
21030130110110 is a deficient number, since it is larger than the sum of its proper divisors (20265398106322).
21030130110110 is a wasteful number, since it uses less digits than its factorization.
21030130110110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191183001019.
The product of its (nonzero) digits is 18, while the sum is 14.
Adding to 21030130110110 its reverse (1101103103012), we get a palindrome (22131233213122).
The spelling of 21030130110110 in words is "twenty-one trillion, thirty billion, one hundred thirty million, one hundred ten thousand, one hundred ten".
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