Base | Representation |
---|---|
bin | 1001101001111… |
… | …10000001101011 |
3 | 12122101221110000 |
4 | 10310332001223 |
5 | 131213310121 |
6 | 12011554043 |
7 | 2002304211 |
oct | 464760153 |
9 | 178357400 |
10 | 80994411 |
11 | 417a0333 |
12 | 2315b923 |
13 | 13a1abb4 |
14 | aa84cb1 |
15 | 719d526 |
hex | 4d3e06b |
80994411 has 10 divisors (see below), whose sum is σ = 120991772. Its totient is φ = 53996220.
The previous prime is 80994391. The next prime is 80994439. The reversal of 80994411 is 11449908.
It is not a de Polignac number, because 80994411 - 211 = 80992363 is a prime.
It is a super-2 number, since 2×809944112 = 13120189226473842, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80994461) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 499885 + ... + 500046.
Almost surely, 280994411 is an apocalyptic number.
80994411 is a gapful number since it is divisible by the number (81) formed by its first and last digit.
80994411 is a deficient number, since it is larger than the sum of its proper divisors (39997361).
80994411 is an equidigital number, since it uses as much as digits as its factorization.
80994411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 999943 (or 999934 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 36.
The square root of 80994411 is about 8999.6894946437. The cubic root of 80994411 is about 432.6649193413.
The spelling of 80994411 in words is "eighty million, nine hundred ninety-four thousand, four hundred eleven".
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