Base | Representation |
---|---|
bin | 111011000001000… |
… | …0101100011111110 |
3 | 12010000012120001120 |
4 | 1312002011203332 |
5 | 13023421233213 |
6 | 524255451410 |
7 | 100033630365 |
oct | 16602054376 |
9 | 5100176046 |
10 | 1980258558 |
11 | 926893623 |
12 | 473226b66 |
13 | 257354835 |
14 | 14adda7dc |
15 | b8cb3423 |
hex | 760858fe |
1980258558 has 8 divisors (see below), whose sum is σ = 3960517128. Its totient is φ = 660086184.
The previous prime is 1980258541. The next prime is 1980258613. The reversal of 1980258558 is 8558520891.
1980258558 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
1980258558 is an admirable number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1980258558.
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, 165021541 + ... + 165021552.
It is an arithmetic number, because the mean of its divisors is an integer number (495064641).
Almost surely, 21980258558 is an apocalyptic number.
1980258558 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1980258558 is a wasteful number, since it uses less digits than its factorization.
1980258558 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 330043098.
The product of its (nonzero) digits is 1152000, while the sum is 51.
The square root of 1980258558 is about 44500.0961571995. The cubic root of 1980258558 is about 1255.7618920446.
The spelling of 1980258558 in words is "one billion, nine hundred eighty million, two hundred fifty-eight thousand, five hundred fifty-eight".
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