Base | Representation |
---|---|
bin | 111110000001101… |
… | …0110011010100100 |
3 | 12101001020121102111 |
4 | 1330003112122210 |
5 | 13230300044103 |
6 | 542304250404 |
7 | 102401234041 |
oct | 17403263244 |
9 | 5331217374 |
10 | 2081253028 |
11 | 9788a4228 |
12 | 4a1010a04 |
13 | 272255b8a |
14 | 15a5aa1c8 |
15 | c2ab286d |
hex | 7c0d66a4 |
2081253028 has 12 divisors (see below), whose sum is σ = 3646909980. Its totient is φ = 1039278752.
The previous prime is 2081253017. The next prime is 2081253043. The reversal of 2081253028 is 8203521802.
It can be written as a sum of positive squares in 2 ways, for example, as 84235684 + 1997017344 = 9178^2 + 44688^2 .
It is a super-2 number, since 2×20812530282 = 8663228333118337568, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333463 + ... + 339646.
It is an arithmetic number, because the mean of its divisors is an integer number (303909165).
Almost surely, 22081253028 is an apocalyptic number.
It is an amenable number.
2081253028 is a deficient number, since it is larger than the sum of its proper divisors (1565656952).
2081253028 is a wasteful number, since it uses less digits than its factorization.
2081253028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 673886 (or 673884 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 31.
The square root of 2081253028 is about 45620.7521639001. The cubic root of 2081253028 is about 1276.7571370540.
The spelling of 2081253028 in words is "two billion, eighty-one million, two hundred fifty-three thousand, twenty-eight".
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