Base | Representation |
---|---|
bin | 111100001110111… |
… | …1111111110001100 |
3 | 12012212010001022021 |
4 | 1320131333332030 |
5 | 13114402130444 |
6 | 532315455524 |
7 | 101041215436 |
oct | 17035777614 |
9 | 5185101267 |
10 | 2021130124 |
11 | 947969a82 |
12 | 484a575a4 |
13 | 262964cb0 |
14 | 1525d9656 |
15 | bc688584 |
hex | 7877ff8c |
2021130124 has 12 divisors (see below), whose sum is σ = 3809053024. Its totient is φ = 932829264.
The previous prime is 2021130113. The next prime is 2021130127. The reversal of 2021130124 is 4210311202.
It is a junction number, because it is equal to n+sod(n) for n = 2021130098 and 2021130107.
It is not an unprimeable number, because it can be changed into a prime (2021130127) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19433892 + ... + 19433995.
Almost surely, 22021130124 is an apocalyptic number.
It is an amenable number.
2021130124 is a deficient number, since it is larger than the sum of its proper divisors (1787922900).
2021130124 is a wasteful number, since it uses less digits than its factorization.
2021130124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38867904 (or 38867902 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 2021130124 is about 44956.9808149969. The cubic root of 2021130124 is about 1264.3425630764.
Adding to 2021130124 its reverse (4210311202), we get a palindrome (6231441326).
The spelling of 2021130124 in words is "two billion, twenty-one million, one hundred thirty thousand, one hundred twenty-four".
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