Base | Representation |
---|---|
bin | 111100001110000… |
… | …0011110100101110 |
3 | 12012211011012202120 |
4 | 1320130003310232 |
5 | 13114234342424 |
6 | 532300533410 |
7 | 101034000054 |
oct | 17034036456 |
9 | 5184135676 |
10 | 2020621614 |
11 | 947651a20 |
12 | 484851266 |
13 | 2628176bb |
14 | 1525061d4 |
15 | bc5d7a79 |
hex | 78703d2e |
2020621614 has 64 divisors (see below), whose sum is σ = 4753969920. Its totient is φ = 565920000.
The previous prime is 2020621613. The next prime is 2020621639. The reversal of 2020621614 is 4161260202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020621613) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31764 + ... + 71064.
It is an arithmetic number, because the mean of its divisors is an integer number (74280780).
Almost surely, 22020621614 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2020621614, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2376984960).
2020621614 is an abundant number, since it is smaller than the sum of its proper divisors (2733348306).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020621614 is a wasteful number, since it uses less digits than its factorization.
2020621614 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39377.
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 2020621614 is about 44951.3249415409. The cubic root of 2020621614 is about 1264.2365193080.
Adding to 2020621614 its reverse (4161260202), we get a palindrome (6181881816).
The spelling of 2020621614 in words is "two billion, twenty million, six hundred twenty-one thousand, six hundred fourteen".
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