Base | Representation |
---|---|
bin | 101001001111… |
… | …011010001011 |
3 | 202100020221010 |
4 | 221033122023 |
5 | 10231423034 |
6 | 1023415003 |
7 | 160615002 |
oct | 51173213 |
9 | 22306833 |
10 | 10811019 |
11 | 611452a |
12 | 3754463 |
13 | 2316a6b |
14 | 1615c39 |
15 | e383e9 |
hex | a4f68b |
10811019 has 16 divisors (see below), whose sum is σ = 15255680. Its totient is φ = 6791040.
The previous prime is 10811011. The next prime is 10811023. The reversal of 10811019 is 91011801.
It is not a de Polignac number, because 10811019 - 23 = 10811011 is a prime.
It is a super-2 number, since 2×108110192 = 233756263636722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10810986 and 10811004.
It is not an unprimeable number, because it can be changed into a prime (10811011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13344 + ... + 14130.
It is an arithmetic number, because the mean of its divisors is an integer number (953480).
Almost surely, 210811019 is an apocalyptic number.
10811019 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
10811019 is a deficient number, since it is larger than the sum of its proper divisors (4444661).
10811019 is a wasteful number, since it uses less digits than its factorization.
10811019 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1050.
The product of its (nonzero) digits is 72, while the sum is 21.
The square root of 10811019 is about 3288.0114050897. The cubic root of 10811019 is about 221.1170390760.
The spelling of 10811019 in words is "ten million, eight hundred eleven thousand, nineteen".
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