Base | Representation |
---|---|
bin | 10010010001001001111001… |
… | …111011001101101100001101 |
3 | 101112110210010212012100201212 |
4 | 102101021321323031230031 |
5 | 41012322401133222220 |
6 | 442513215445544205 |
7 | 22631432610215126 |
oct | 2221117173155415 |
9 | 345423125170655 |
10 | 80343703804685 |
11 | 23666634272792 |
12 | 9017193a15065 |
13 | 35aa4c0199989 |
14 | 15ba92815504d |
15 | 944dcdd480c5 |
hex | 491279ecdb0d |
80343703804685 has 8 divisors (see below), whose sum is σ = 102083764834296. Its totient is φ = 60494082864640.
The previous prime is 80343703804667. The next prime is 80343703804691. The reversal of 80343703804685 is 58640830734308.
It can be written as a sum of positive squares in 4 ways, for example, as 6179967290116 + 74163736514569 = 2485954^2 + 8611837^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 80343703804685 - 26 = 80343703804621 is a prime.
It is a super-2 number, since 2×803437038046852 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
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, 472610022296 + ... + 472610022465.
It is an arithmetic number, because the mean of its divisors is an integer number (12760470604287).
Almost surely, 280343703804685 is an apocalyptic number.
80343703804685 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
80343703804685 is a deficient number, since it is larger than the sum of its proper divisors (21740061029611).
80343703804685 is a wasteful number, since it uses less digits than its factorization.
80343703804685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 945220044783.
The product of its (nonzero) digits is 46448640, while the sum is 59.
The spelling of 80343703804685 in words is "eighty trillion, three hundred forty-three billion, seven hundred three million, eight hundred four thousand, six hundred eighty-five".
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