Base | Representation |
---|---|
bin | 101110101100101001… |
… | …1000101001000010100 |
3 | 100120211212001212002122 |
4 | 1131121103011020110 |
5 | 3120334244444110 |
6 | 114022532155112 |
7 | 10150043343422 |
oct | 1353123051024 |
9 | 316755055078 |
10 | 100282421780 |
11 | 395908a3832 |
12 | 17528468a98 |
13 | 95c2194518 |
14 | 4bd477a112 |
15 | 291de25255 |
hex | 17594c5214 |
100282421780 has 96 divisors (see below), whose sum is σ = 214904630304. Its totient is φ = 39302774784.
The previous prime is 100282421773. The next prime is 100282421791. The reversal of 100282421780 is 87124282001.
It can be written as a sum of positive squares in 16 ways, for example, as 95316682756 + 4965739024 = 308734^2 + 70468^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 100282421780.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82672454 + ... + 82673666.
It is an arithmetic number, because the mean of its divisors is an integer number (2238589899).
Almost surely, 2100282421780 is an apocalyptic number.
100282421780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
100282421780 is an abundant number, since it is smaller than the sum of its proper divisors (114622208524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100282421780 is a wasteful number, since it uses less digits than its factorization.
100282421780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1725 (or 1723 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 35.
The spelling of 100282421780 in words is "one hundred billion, two hundred eighty-two million, four hundred twenty-one thousand, seven hundred eighty".
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