Base | Representation |
---|---|
bin | 111111001001010… |
… | …1100011111111000 |
3 | 12110122221201102212 |
4 | 1332102230133320 |
5 | 13314410030242 |
6 | 550125514252 |
7 | 103335521102 |
oct | 17622543770 |
9 | 5418851385 |
10 | 2118830072 |
11 | 99802a437 |
12 | 4b1712988 |
13 | 279c81908 |
14 | 16158c572 |
15 | c6036782 |
hex | 7e4ac7f8 |
2118830072 has 16 divisors (see below), whose sum is σ = 4009255800. Its totient is φ = 1049695200.
The previous prime is 2118830069. The next prime is 2118830083. The reversal of 2118830072 is 2700388112.
It is a super-3 number, since 3×21188300723 (a number of 29 digits) contains 333 as substring.
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 3 ways as a sum of consecutive naturals, for example, 1214054 + ... + 1215797.
Almost surely, 22118830072 is an apocalyptic number.
It is an amenable number.
2118830072 is a deficient number, since it is larger than the sum of its proper divisors (1890425728).
2118830072 is a wasteful number, since it uses less digits than its factorization.
2118830072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2429966 (or 2429962 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 32.
The square root of 2118830072 is about 46030.7513734025. The cubic root of 2118830072 is about 1284.3953050245.
The spelling of 2118830072 in words is "two billion, one hundred eighteen million, eight hundred thirty thousand, seventy-two".
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