Base | Representation |
---|---|
bin | 1111000001101100011… |
… | …0111110010110000100 |
3 | 220200100010010120221001 |
4 | 3300123012332112010 |
5 | 13212144112211240 |
6 | 314332131303044 |
7 | 24436161012064 |
oct | 3603306762604 |
9 | 820303116831 |
10 | 258152850820 |
11 | 9a533610797 |
12 | 42046a4aa84 |
13 | 1b46118b687 |
14 | c6cd5073a4 |
15 | 6aad95889a |
hex | 3c1b1be584 |
258152850820 has 24 divisors (see below), whose sum is σ = 547488525528. Its totient is φ = 102238752000.
The previous prime is 258152850817. The next prime is 258152850941. The reversal of 258152850820 is 28058251852.
It is a happy number.
258152850820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 37418259844 + 220734590976 = 193438^2 + 469824^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63897201 + ... + 63901240.
It is an arithmetic number, because the mean of its divisors is an integer number (22812021897).
Almost surely, 2258152850820 is an apocalyptic number.
258152850820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
258152850820 is an abundant number, since it is smaller than the sum of its proper divisors (289335674708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258152850820 is a wasteful number, since it uses less digits than its factorization.
258152850820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 127798551 (or 127798549 counting only the distinct ones).
The product of its (nonzero) digits is 512000, while the sum is 46.
The spelling of 258152850820 in words is "two hundred fifty-eight billion, one hundred fifty-two million, eight hundred fifty thousand, eight hundred twenty".
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