Base | Representation |
---|---|
bin | 11101011010010011000… |
… | …000011111110100100010 |
3 | 21011012211000010020021202 |
4 | 131122103000133310202 |
5 | 231103203324311320 |
6 | 4144251520521202 |
7 | 266006524063202 |
oct | 35322300376442 |
9 | 7135730106252 |
10 | 2021101010210 |
11 | 70a1649150a7 |
12 | 287852780202 |
13 | 118787084729 |
14 | 6db71098402 |
15 | 3789072db75 |
hex | 1d69301fd22 |
2021101010210 has 16 divisors (see below), whose sum is σ = 3638923638336. Its totient is φ = 808231110768.
The previous prime is 2021101010179. The next prime is 2021101010219. The reversal of 2021101010210 is 120101011202.
It is a junction number, because it is equal to n+sod(n) for n = 2021101010191 and 2021101010200.
It is not an unprimeable number, because it can be changed into a prime (2021101010219) 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, 26121104 + ... + 26198363.
It is an arithmetic number, because the mean of its divisors is an integer number (227432727396).
Almost surely, 22021101010210 is an apocalyptic number.
2021101010210 is a deficient number, since it is larger than the sum of its proper divisors (1617822628126).
2021101010210 is a wasteful number, since it uses less digits than its factorization.
2021101010210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52323337.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 2021101010210 its reverse (120101011202), we get a palindrome (2141202021412).
The spelling of 2021101010210 in words is "two trillion, twenty-one billion, one hundred one million, ten thousand, two hundred ten".
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