Base | Representation |
---|---|
bin | 111100001111000… |
… | …0000011101100100 |
3 | 12012212010011001122 |
4 | 1320132000131210 |
5 | 13114402212012 |
6 | 532315513112 |
7 | 101041224335 |
oct | 17036003544 |
9 | 5185104048 |
10 | 2021132132 |
11 | 947970538 |
12 | 484a58798 |
13 | 262965b96 |
14 | 1525da28c |
15 | bc688e72 |
hex | 78780764 |
2021132132 has 6 divisors (see below), whose sum is σ = 3536981238. Its totient is φ = 1010566064.
The previous prime is 2021132111. The next prime is 2021132137. The reversal of 2021132132 is 2312311202.
It can be written as a sum of positive squares in only one way, i.e., 1044194596 + 976937536 = 32314^2 + 31256^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2021132132.
It is not an unprimeable number, because it can be changed into a prime (2021132137) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252641513 + ... + 252641520.
It is an arithmetic number, because the mean of its divisors is an integer number (589496873).
Almost surely, 22021132132 is an apocalyptic number.
It is an amenable number.
2021132132 is a deficient number, since it is larger than the sum of its proper divisors (1515849106).
2021132132 is a wasteful number, since it uses less digits than its factorization.
2021132132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 505283037 (or 505283035 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2021132132 is about 44957.0031474519. The cubic root of 2021132132 is about 1264.3429817859.
Adding to 2021132132 its reverse (2312311202), we get a palindrome (4333443334).
The spelling of 2021132132 in words is "two billion, twenty-one million, one hundred thirty-two thousand, one hundred thirty-two".
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