Base | Representation |
---|---|
bin | 1011001000001011… |
… | …0010111010001000 |
3 | 21201011201020122222 |
4 | 2302002302322020 |
5 | 22104142433011 |
6 | 1212223233212 |
7 | 134010511022 |
oct | 26202627210 |
9 | 7634636588 |
10 | 2987077256 |
11 | 12a3144399 |
12 | 6b4448808 |
13 | 387b0b547 |
14 | 204a01012 |
15 | 12738eddb |
hex | b20b2e88 |
2987077256 has 48 divisors (see below), whose sum is σ = 5853381300. Its totient is φ = 1428912128.
The previous prime is 2987077253. The next prime is 2987077271. The reversal of 2987077256 is 6527707892.
It can be written as a sum of positive squares in 6 ways, for example, as 234396100 + 2752681156 = 15310^2 + 52466^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2987077198 and 2987077207.
It is not an unprimeable number, because it can be changed into a prime (2987077253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 758300 + ... + 762228.
Almost surely, 22987077256 is an apocalyptic number.
It is an amenable number.
2987077256 is a deficient number, since it is larger than the sum of its proper divisors (2866304044).
2987077256 is a wasteful number, since it uses less digits than its factorization.
2987077256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4106 (or 4073 counting only the distinct ones).
The product of its (nonzero) digits is 2963520, while the sum is 53.
The square root of 2987077256 is about 54654.1604637744. The cubic root of 2987077256 is about 1440.1757205830.
The spelling of 2987077256 in words is "two billion, nine hundred eighty-seven million, seventy-seven thousand, two hundred fifty-six".
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