Base | Representation |
---|---|
bin | 10000111001001… |
… | …11110011010010 |
3 | 100212200011101000 |
4 | 20130213303102 |
5 | 242240031121 |
6 | 22021322430 |
7 | 3340415064 |
oct | 1034476322 |
9 | 325604330 |
10 | 141720786 |
11 | 72aa7a19 |
12 | 3b566416 |
13 | 2349066c |
14 | 14b71734 |
15 | c696526 |
hex | 8727cd2 |
141720786 has 64 divisors (see below), whose sum is σ = 322560000. Its totient is φ = 46112976.
The previous prime is 141720769. The next prime is 141720793. The reversal of 141720786 is 687027141.
141720786 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 141720786.
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, 592855 + ... + 593093.
It is an arithmetic number, because the mean of its divisors is an integer number (5040000).
Almost surely, 2141720786 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 141720786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161280000).
141720786 is an abundant number, since it is smaller than the sum of its proper divisors (180839214).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141720786 is a wasteful number, since it uses less digits than its factorization.
141720786 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 468 (or 462 counting only the distinct ones).
The product of its (nonzero) digits is 18816, while the sum is 36.
The square root of 141720786 is about 11904.6539638916. The cubic root of 141720786 is about 521.3681746450.
The spelling of 141720786 in words is "one hundred forty-one million, seven hundred twenty thousand, seven hundred eighty-six".
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