Base | Representation |
---|---|
bin | 111100001101001… |
… | …1101010000111010 |
3 | 12012210100212111220 |
4 | 1320122131100322 |
5 | 13114132422110 |
6 | 532243532510 |
7 | 101030300244 |
oct | 17032352072 |
9 | 5183325456 |
10 | 2020201530 |
11 | 947395346 |
12 | 48468a136 |
13 | 2626cb429 |
14 | 152437094 |
15 | bc553370 |
hex | 7869d43a |
2020201530 has 32 divisors (see below), whose sum is σ = 4939968384. Its totient is φ = 528555456.
The previous prime is 2020201529. The next prime is 2020201541. The reversal of 2020201530 is 351020202.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 633694 + ... + 636873.
It is an arithmetic number, because the mean of its divisors is an integer number (154374012).
Almost surely, 22020201530 is an apocalyptic number.
2020201530 is an abundant number, since it is smaller than the sum of its proper divisors (2919766854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020201530 is a wasteful number, since it uses less digits than its factorization.
2020201530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1270630.
The product of its (nonzero) digits is 120, while the sum is 15.
The square root of 2020201530 is about 44946.6520443959. The cubic root of 2020201530 is about 1264.1489023195.
Adding to 2020201530 its reverse (351020202), we get a palindrome (2371221732).
The spelling of 2020201530 in words is "two billion, twenty million, two hundred one thousand, five hundred thirty".
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