Base | Representation |
---|---|
bin | 11101011010010011000… |
… | …100101010001000001010 |
3 | 21011012211002011122120110 |
4 | 131122103010222020022 |
5 | 231103204114213002 |
6 | 4144252000135150 |
7 | 266006536255305 |
oct | 35322304521012 |
9 | 7135732148513 |
10 | 2021102101002 |
11 | 70a16549a686 |
12 | 2878530074b6 |
13 | 11878737707a |
14 | 6db7129db3c |
15 | 37890896e6c |
hex | 1d69312a20a |
2021102101002 has 32 divisors (see below), whose sum is σ = 4055458328064. Its totient is φ = 671491954800.
The previous prime is 2021102100989. The next prime is 2021102101027. The reversal of 2021102101002 is 2001012011202.
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 15 ways as a sum of consecutive naturals, for example, 46051473 + ... + 46095339.
It is an arithmetic number, because the mean of its divisors is an integer number (126733072752).
Almost surely, 22021102101002 is an apocalyptic number.
2021102101002 is an abundant number, since it is smaller than the sum of its proper divisors (2034356227062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2021102101002 is a wasteful number, since it uses less digits than its factorization.
2021102101002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68874.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 2021102101002 its reverse (2001012011202), we get a palindrome (4022114112204).
The spelling of 2021102101002 in words is "two trillion, twenty-one billion, one hundred two million, one hundred one thousand, two".
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