Base | Representation |
---|---|
bin | 100101011010110011… |
… | …1101001011111011100 |
3 | 21200102011220011222112 |
4 | 1022311213221133130 |
5 | 2304032224342423 |
6 | 100525410133152 |
7 | 5543210550530 |
oct | 1126547513734 |
9 | 250364804875 |
10 | 80356480988 |
11 | 31096158573 |
12 | 136a72811b8 |
13 | 7767c49c04 |
14 | 3c64251bc0 |
15 | 2154937a78 |
hex | 12b59e97dc |
80356480988 has 48 divisors (see below), whose sum is σ = 166731264000. Its totient is φ = 33160026240.
The previous prime is 80356480961. The next prime is 80356481003. The reversal of 80356480988 is 88908465308.
It is a super-2 number, since 2×803564809882 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59873 + ... + 405336.
It is an arithmetic number, because the mean of its divisors is an integer number (3473568000).
Almost surely, 280356480988 is an apocalyptic number.
It is an amenable number.
80356480988 is an abundant number, since it is smaller than the sum of its proper divisors (86374783012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80356480988 is a wasteful number, since it uses less digits than its factorization.
80356480988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 465450 (or 465448 counting only the distinct ones).
The product of its (nonzero) digits is 13271040, while the sum is 59.
The spelling of 80356480988 in words is "eighty billion, three hundred fifty-six million, four hundred eighty thousand, nine hundred eighty-eight".
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