Base | Representation |
---|---|
bin | 111100001100111… |
… | …0001011100001001 |
3 | 12012210000202021120 |
4 | 1320121301130021 |
5 | 13114111201100 |
6 | 532240025453 |
7 | 101025622020 |
oct | 17031613411 |
9 | 5183022246 |
10 | 2020022025 |
11 | 94728249a |
12 | 484602289 |
13 | 262667808 |
14 | 1523cb8b7 |
15 | bc51a0a0 |
hex | 78671709 |
2020022025 has 96 divisors (see below), whose sum is σ = 4062597120. Its totient is φ = 864568320.
The previous prime is 2020022023. The next prime is 2020022027. The reversal of 2020022025 is 5202200202.
It is an interprime number because it is at equal distance from previous prime (2020022023) and next prime (2020022027).
It is not a de Polignac number, because 2020022025 - 21 = 2020022023 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a junction number, because it is equal to n+sod(n) for n = 2020021995 and 2020022013.
It is not an unprimeable number, because it can be changed into a prime (2020022023) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2132602 + ... + 2133548.
It is an arithmetic number, because the mean of its divisors is an integer number (42318720).
Almost surely, 22020022025 is an apocalyptic number.
2020022025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2020022025 is an abundant number, since it is smaller than the sum of its proper divisors (2042575095).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2020022025 is a wasteful number, since it uses less digits than its factorization.
2020022025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1223 (or 1218 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 15.
The square root of 2020022025 is about 44944.6551327296. The cubic root of 2020022025 is about 1264.1114592284. Note that the first 3 decimals are identical.
Adding to 2020022025 its reverse (5202200202), we get a palindrome (7222222227).
The spelling of 2020022025 in words is "two billion, twenty million, twenty-two thousand, twenty-five".
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