Base | Representation |
---|---|
bin | 10010001110001001110101… |
… | …011010110111000111110001 |
3 | 101111202001211001111122022020 |
4 | 102032021311122313013301 |
5 | 41000433014231101221 |
6 | 442234351223102053 |
7 | 22610512131034260 |
oct | 2216116532670761 |
9 | 344661731448266 |
10 | 80137469784561 |
11 | 23597123571a42 |
12 | 8ba32185a1929 |
13 | 3593c144759c7 |
14 | 15b09621485d7 |
15 | 93e85d461ac6 |
hex | 48e2756b71f1 |
80137469784561 has 8 divisors (see below), whose sum is σ = 122114239671744. Its totient is φ = 45792839876880.
The previous prime is 80137469784553. The next prime is 80137469784599. The reversal of 80137469784561 is 16548796473108.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80137469784561 - 23 = 80137469784553 is a prime.
It is not an unprimeable number, because it can be changed into a prime (80137469784551) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1908034994850 + ... + 1908034994891.
It is an arithmetic number, because the mean of its divisors is an integer number (15264279958968).
Almost surely, 280137469784561 is an apocalyptic number.
It is an amenable number.
80137469784561 is a deficient number, since it is larger than the sum of its proper divisors (41976769887183).
80137469784561 is a wasteful number, since it uses less digits than its factorization.
80137469784561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3816069989751.
The product of its (nonzero) digits is 243855360, while the sum is 69.
The spelling of 80137469784561 in words is "eighty trillion, one hundred thirty-seven billion, four hundred sixty-nine million, seven hundred eighty-four thousand, five hundred sixty-one".
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