Base | Representation |
---|---|
bin | 1100001110101011101… |
… | …1111011111111111001 |
3 | 202002022020020101220221 |
4 | 3003222323323333321 |
5 | 11420241100323001 |
6 | 240304004220041 |
7 | 21115321425136 |
oct | 3035273737771 |
9 | 662266211827 |
10 | 210100011001 |
11 | 81114a84a31 |
12 | 3487609a621 |
13 | 16a7395514a |
14 | a25163958d |
15 | 56e9eda1a1 |
hex | 30eaefbff9 |
210100011001 has 4 divisors (see below), whose sum is σ = 219234794112. Its totient is φ = 200965227892.
The previous prime is 210100010999. The next prime is 210100011059. The reversal of 210100011001 is 100110001012.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 210100011001 - 21 = 210100010999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (210100011601) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4567391521 + ... + 4567391566.
It is an arithmetic number, because the mean of its divisors is an integer number (54808698528).
Almost surely, 2210100011001 is an apocalyptic number.
It is an amenable number.
210100011001 is a deficient number, since it is larger than the sum of its proper divisors (9134783111).
210100011001 is an equidigital number, since it uses as much as digits as its factorization.
210100011001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9134783110.
The product of its (nonzero) digits is 2, while the sum is 7.
Adding to 210100011001 its reverse (100110001012), we get a palindrome (310210012013).
The spelling of 210100011001 in words is "two hundred ten billion, one hundred million, eleven thousand, one".
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