Base | Representation |
---|---|
bin | 111100011110100… |
… | …0110110111010100 |
3 | 12020102110100110001 |
4 | 1320331012313110 |
5 | 13123444103240 |
6 | 533210341044 |
7 | 101200431163 |
oct | 17075066724 |
9 | 5212410401 |
10 | 2029284820 |
11 | 9515297a2 |
12 | 48772a784 |
13 | 26455b964 |
14 | 15371d3da |
15 | bd24989a |
hex | 78f46dd4 |
2029284820 has 12 divisors (see below), whose sum is σ = 4261498164. Its totient is φ = 811713920.
The previous prime is 2029284799. The next prime is 2029284821. The reversal of 2029284820 is 284829202.
It can be written as a sum of positive squares in 2 ways, for example, as 1193149764 + 836135056 = 34542^2 + 28916^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2029284820.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2029284821) 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, 50732101 + ... + 50732140.
It is an arithmetic number, because the mean of its divisors is an integer number (355124847).
Almost surely, 22029284820 is an apocalyptic number.
2029284820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2029284820 is an abundant number, since it is smaller than the sum of its proper divisors (2232213344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2029284820 is a wasteful number, since it uses less digits than its factorization.
2029284820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101464250 (or 101464248 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 37.
The square root of 2029284820 is about 45047.5839529713. The cubic root of 2029284820 is about 1266.0407044090.
The spelling of 2029284820 in words is "two billion, twenty-nine million, two hundred eighty-four thousand, eight hundred twenty".
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