Base | Representation |
---|---|
bin | 111111001011110… |
… | …0101000000011110 |
3 | 12110202100202022200 |
4 | 1332113211000132 |
5 | 13320222010420 |
6 | 550213152330 |
7 | 103352432016 |
oct | 17627450036 |
9 | 5422322280 |
10 | 2120110110 |
11 | 998824118 |
12 | 4b202b6a6 |
13 | 27a30c431 |
14 | 161802c46 |
15 | c61dab90 |
hex | 7e5e501e |
2120110110 has 24 divisors (see below), whose sum is σ = 5512286520. Its totient is φ = 565362672.
The previous prime is 2120110099. The next prime is 2120110121. The reversal of 2120110110 is 110110212.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2120110099) and next prime (2120110121).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 2120110092 and 2120110101.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11778300 + ... + 11778479.
It is an arithmetic number, because the mean of its divisors is an integer number (229678605).
Almost surely, 22120110110 is an apocalyptic number.
2120110110 is an abundant number, since it is smaller than the sum of its proper divisors (3392176410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2120110110 is a wasteful number, since it uses less digits than its factorization.
2120110110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23556792 (or 23556789 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
The square root of 2120110110 is about 46044.6534355510. The cubic root of 2120110110 is about 1284.6538980180.
Adding to 2120110110 its reverse (110110212), we get a palindrome (2230220322).
The spelling of 2120110110 in words is "two billion, one hundred twenty million, one hundred ten thousand, one hundred ten".
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