Base | Representation |
---|---|
bin | 101111011111010010111011… |
… | …001011100001000000100100 |
3 | 1000101111201002120121011120001 |
4 | 233133102323023201000210 |
5 | 204333420320331344233 |
6 | 2020112225052551044 |
7 | 61664360005162624 |
oct | 5737227313410044 |
9 | 1011451076534501 |
10 | 208858810028068 |
11 | 60604584360862 |
12 | 1b5122a0a82484 |
13 | 8c703bbb96985 |
14 | 3980b6b03c884 |
15 | 1922d6c34027d |
hex | bdf4bb2e1024 |
208858810028068 has 24 divisors (see below), whose sum is σ = 365553734313600. Its totient is φ = 104414886907968.
The previous prime is 208858810028059. The next prime is 208858810028069. The reversal of 208858810028068 is 860820018858802.
208858810028068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (208858810028069) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000143721 + ... + 1000352527.
It is an arithmetic number, because the mean of its divisors is an integer number (15231405596400).
Almost surely, 2208858810028068 is an apocalyptic number.
It is an amenable number.
208858810028068 is a deficient number, since it is larger than the sum of its proper divisors (156694924285532).
208858810028068 is a wasteful number, since it uses less digits than its factorization.
208858810028068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242379 (or 242377 counting only the distinct ones).
The product of its (nonzero) digits is 31457280, while the sum is 64.
The spelling of 208858810028068 in words is "two hundred eight trillion, eight hundred fifty-eight billion, eight hundred ten million, twenty-eight thousand, sixty-eight".
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