Base | Representation |
---|---|
bin | 1000001101001… |
… | …11010011001100 |
3 | 11210112120102122 |
4 | 10012213103030 |
5 | 120110431300 |
6 | 10455312112 |
7 | 1464103403 |
oct | 406472314 |
9 | 153476378 |
10 | 68842700 |
11 | 359505a3 |
12 | 1b07b638 |
13 | 11354b34 |
14 | 920063a |
15 | 609cc85 |
hex | 41a74cc |
68842700 has 54 divisors (see below), whose sum is σ = 157747716. Its totient is φ = 26074080.
The previous prime is 68842691. The next prime is 68842717. The reversal of 68842700 is 724886.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 35147 + ... + 37053.
It is an arithmetic number, because the mean of its divisors is an integer number (2921254).
Almost surely, 268842700 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 68842700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78873858).
68842700 is an abundant number, since it is smaller than the sum of its proper divisors (88905016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68842700 is a wasteful number, since it uses less digits than its factorization.
68842700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1959 (or 1933 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 35.
The square root of 68842700 is about 8297.1501131413. The cubic root of 68842700 is about 409.8446764416.
The spelling of 68842700 in words is "sixty-eight million, eight hundred forty-two thousand, seven hundred".
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