Base | Representation |
---|---|
bin | 10010001111110000000001… |
… | …000111101010101010100100 |
3 | 101112010120000111012112202002 |
4 | 102033300001013222222210 |
5 | 41004232220030323234 |
6 | 442401014335504432 |
7 | 22621445056232246 |
oct | 2217600107525244 |
9 | 345116014175662 |
10 | 80247187745444 |
11 | 23629706495975 |
12 | 9000538988118 |
13 | 35a137b3c3055 |
14 | 15b5dadab2096 |
15 | 9426308e727e |
hex | 48fc011eaaa4 |
80247187745444 has 24 divisors (see below), whose sum is σ = 140769064383360. Its totient is φ = 40027456868256.
The previous prime is 80247187745423. The next prime is 80247187745453. The reversal of 80247187745444 is 44454778174208.
It is a super-2 number, since 2×802471877454442 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287725349 + ... + 288004115.
It is an arithmetic number, because the mean of its divisors is an integer number (5865377682640).
Almost surely, 280247187745444 is an apocalyptic number.
It is an amenable number.
80247187745444 is a deficient number, since it is larger than the sum of its proper divisors (60521876637916).
80247187745444 is a wasteful number, since it uses less digits than its factorization.
80247187745444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 450947 (or 450945 counting only the distinct ones).
The product of its (nonzero) digits is 224788480, while the sum is 65.
The spelling of 80247187745444 in words is "eighty trillion, two hundred forty-seven billion, one hundred eighty-seven million, seven hundred forty-five thousand, four hundred forty-four".
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