Base | Representation |
---|---|
bin | 11110111011110111000101… |
… | …10111101111100001101010 |
3 | 22220212100212022200011110122 |
4 | 33131323202313233201222 |
5 | 32404030304031004300 |
6 | 400403222402243242 |
7 | 20220552552554246 |
oct | 1735734267574152 |
9 | 286770768604418 |
10 | 68027498297450 |
11 | 1a7483333521aa |
12 | 7768227656522 |
13 | 2bc5c72460373 |
14 | 12b2797089426 |
15 | 7ce840bcbc85 |
hex | 3ddee2def86a |
68027498297450 has 48 divisors (see below), whose sum is σ = 130835307504384. Its totient is φ = 26288364105600.
The previous prime is 68027498297387. The next prime is 68027498297483. The reversal of 68027498297450 is 5479289472086.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36474059 + ... + 38293758.
It is an arithmetic number, because the mean of its divisors is an integer number (2725735573008).
Almost surely, 268027498297450 is an apocalyptic number.
68027498297450 is a deficient number, since it is larger than the sum of its proper divisors (62807809206934).
68027498297450 is a wasteful number, since it uses less digits than its factorization.
68027498297450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74768447 (or 74768442 counting only the distinct ones).
The product of its (nonzero) digits is 487710720, while the sum is 71.
The spelling of 68027498297450 in words is "sixty-eight trillion, twenty-seven billion, four hundred ninety-eight million, two hundred ninety-seven thousand, four hundred fifty".
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