Base | Representation |
---|---|
bin | 1001101001110… |
… | …11110100001110 |
3 | 12122101111000201 |
4 | 10310323310032 |
5 | 131213012413 |
6 | 12011444114 |
7 | 2002235626 |
oct | 464736416 |
9 | 178344021 |
10 | 80985358 |
11 | 41794553 |
12 | 2315663a |
13 | 13a16a3c |
14 | aa81886 |
15 | 719a9dd |
hex | 4d3bd0e |
80985358 has 8 divisors (see below), whose sum is σ = 122365152. Its totient is φ = 40196976.
The previous prime is 80985343. The next prime is 80985407. The reversal of 80985358 is 85358908.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147510 + ... + 148057.
It is an arithmetic number, because the mean of its divisors is an integer number (15295644).
Almost surely, 280985358 is an apocalyptic number.
80985358 is a deficient number, since it is larger than the sum of its proper divisors (41379794).
80985358 is a wasteful number, since it uses less digits than its factorization.
80985358 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295706.
The product of its (nonzero) digits is 345600, while the sum is 46.
The square root of 80985358 is about 8999.1865187916. The cubic root of 80985358 is about 432.6487986345.
It can be divided in two parts, 8098 and 5358, that added together give a square (13456 = 1162).
The spelling of 80985358 in words is "eighty million, nine hundred eighty-five thousand, three hundred fifty-eight".
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