Base | Representation |
---|---|
bin | 1011000110100001… |
… | …1110111110001111 |
3 | 21200200201211012200 |
4 | 2301220132332033 |
5 | 22100411223410 |
6 | 1211415332543 |
7 | 133565053002 |
oct | 26150367617 |
9 | 7620654180 |
10 | 2980179855 |
11 | 129a263264 |
12 | 6b2081153 |
13 | 386564c43 |
14 | 203b27539 |
15 | 12697b3c0 |
hex | b1a1ef8f |
2980179855 has 24 divisors (see below), whose sum is σ = 5215805088. Its totient is φ = 1573995456.
The previous prime is 2980179847. The next prime is 2980179869. The reversal of 2980179855 is 5589710892.
It is not a de Polignac number, because 2980179855 - 23 = 2980179847 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 316852 + ... + 326121.
It is an arithmetic number, because the mean of its divisors is an integer number (217325212).
Almost surely, 22980179855 is an apocalyptic number.
2980179855 is a deficient number, since it is larger than the sum of its proper divisors (2235625233).
2980179855 is a wasteful number, since it uses less digits than its factorization.
2980179855 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 643087 (or 643084 counting only the distinct ones).
The product of its (nonzero) digits is 1814400, while the sum is 54.
The square root of 2980179855 is about 54591.0235753095. The cubic root of 2980179855 is about 1439.0663725311.
The spelling of 2980179855 in words is "two billion, nine hundred eighty million, one hundred seventy-nine thousand, eight hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •