Base | Representation |
---|---|
bin | 111110100111010… |
… | …1101111100100010 |
3 | 12102102102101011222 |
4 | 1331032231330202 |
5 | 13300324311320 |
6 | 544251535042 |
7 | 103031202125 |
oct | 17516557442 |
9 | 5372371158 |
10 | 2101010210 |
11 | 988a69082 |
12 | 4a775a482 |
13 | 276382910 |
14 | 15d0703bc |
15 | c46b6825 |
hex | 7d3adf22 |
2101010210 has 32 divisors (see below), whose sum is σ = 4249808640. Its totient is φ = 742027968.
The previous prime is 2101010147. The next prime is 2101010231. The reversal of 2101010210 is 120101012.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348350 + ... + 354329.
It is an arithmetic number, because the mean of its divisors is an integer number (132806520).
Almost surely, 22101010210 is an apocalyptic number.
2101010210 is an abundant number, since it is smaller than the sum of its proper divisors (2148798430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2101010210 is a wasteful number, since it uses less digits than its factorization.
2101010210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 702722.
The product of its (nonzero) digits is 4, while the sum is 8.
The square root of 2101010210 is about 45836.7779190466. Note that the first 3 decimals coincide. The cubic root of 2101010210 is about 1280.7844739550.
Adding to 2101010210 its reverse (120101012), we get a palindrome (2221111222).
The spelling of 2101010210 in words is "two billion, one hundred one million, ten thousand, two hundred ten".
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