Base | Representation |
---|---|
bin | 111100001100111… |
… | …0001101011110110 |
3 | 12012210000210122210 |
4 | 1320121301223312 |
5 | 13114111214110 |
6 | 532240034250 |
7 | 101025624654 |
oct | 17031615366 |
9 | 5183023583 |
10 | 2020023030 |
11 | 947283223 |
12 | 484602986 |
13 | 2626680cc |
14 | 1523cbdd4 |
15 | bc51a520 |
hex | 78671af6 |
2020023030 has 32 divisors (see below), whose sum is σ = 4890966624. Its totient is φ = 533904896.
The previous prime is 2020023007. The next prime is 2020023037. The reversal of 2020023030 is 303200202.
It is a junction number, because it is equal to n+sod(n) for n = 2020022997 and 2020023015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2020023037) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294549 + ... + 301328.
It is an arithmetic number, because the mean of its divisors is an integer number (152842707).
Almost surely, 22020023030 is an apocalyptic number.
2020023030 is an abundant number, since it is smaller than the sum of its proper divisors (2870943594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020023030 is a wasteful number, since it uses less digits than its factorization.
2020023030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 596000.
The product of its (nonzero) digits is 72, while the sum is 12.
The square root of 2020023030 is about 44944.6663131455. Note that the first 3 decimals coincide. The cubic root of 2020023030 is about 1264.1116688683. Note that the first 3 decimals are identical.
Adding to 2020023030 its reverse (303200202), we get a palindrome (2323223232).
The spelling of 2020023030 in words is "two billion, twenty million, twenty-three thousand, thirty".
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