Base | Representation |
---|---|
bin | 101111110001100000010010… |
… | …100001111101010011010100 |
3 | 1000112221022220220011021200100 |
4 | 233301200102201331103110 |
5 | 210014421001404341202 |
6 | 2022511130311414100 |
7 | 62153645264100636 |
oct | 5761402241752324 |
9 | 1015838826137610 |
10 | 210110111012052 |
11 | 60a4721a11a479 |
12 | 1b6948b7084330 |
13 | 90313b59121b4 |
14 | 39c5552992a56 |
15 | 19456a5c0741c |
hex | bf181287d4d4 |
210110111012052 has 72 divisors (see below), whose sum is σ = 533326139177832. Its totient is φ = 69744697344000.
The previous prime is 210110111012051. The next prime is 210110111012083. The reversal of 210110111012052 is 250210111011012.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 8042635090116 + 202067475921936 = 2835954^2 + 14215044^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210110111012051) 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 23 ways as a sum of consecutive naturals, for example, 489780052 + ... + 490208852.
It is an arithmetic number, because the mean of its divisors is an integer number (7407307488581).
Almost surely, 2210110111012052 is an apocalyptic number.
It is an amenable number.
210110111012052 is an abundant number, since it is smaller than the sum of its proper divisors (323216028165780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210110111012052 is a wasteful number, since it uses less digits than its factorization.
210110111012052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 485529 (or 485524 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 18.
Adding to 210110111012052 its reverse (250210111011012), we get a palindrome (460320222023064).
The spelling of 210110111012052 in words is "two hundred ten trillion, one hundred ten billion, one hundred eleven million, twelve thousand, fifty-two".
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