Base | Representation |
---|---|
bin | 100101100000001010… |
… | …0000010101111111110 |
3 | 21200212200111011011122 |
4 | 1023000110002233332 |
5 | 2304414142002232 |
6 | 100555255350542 |
7 | 5550516530603 |
oct | 1130024025776 |
9 | 250780434148 |
10 | 80535890942 |
11 | 31178457961 |
12 | 13737382452 |
13 | 7796175350 |
14 | 3c7ddd46aa |
15 | 2165576312 |
hex | 12c0502bfe |
80535890942 has 8 divisors (see below), whose sum is σ = 130096439256. Its totient is φ = 37170411192.
The previous prime is 80535890917. The next prime is 80535890969. The reversal of 80535890942 is 24909853508.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×805358909423 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1548767108 + ... + 1548767159.
It is an arithmetic number, because the mean of its divisors is an integer number (16262054907).
Almost surely, 280535890942 is an apocalyptic number.
80535890942 is a deficient number, since it is larger than the sum of its proper divisors (49560548314).
80535890942 is a wasteful number, since it uses less digits than its factorization.
80535890942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3097534282.
The product of its (nonzero) digits is 3110400, while the sum is 53.
The spelling of 80535890942 in words is "eighty billion, five hundred thirty-five million, eight hundred ninety thousand, nine hundred forty-two".
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