Base | Representation |
---|---|
bin | 1010010000110110… |
… | …0100010011110100 |
3 | 21010000001111222112 |
4 | 2210031210103310 |
5 | 21120241120040 |
6 | 1133213350152 |
7 | 125162166224 |
oct | 24415442364 |
9 | 7100044875 |
10 | 2755020020 |
11 | 1194156355 |
12 | 64a798358 |
13 | 34ba0ba7c |
14 | 1c1c76084 |
15 | 111d02365 |
hex | a43644f4 |
2755020020 has 12 divisors (see below), whose sum is σ = 5785542084. Its totient is φ = 1102008000.
The previous prime is 2755020011. The next prime is 2755020041. The reversal of 2755020020 is 200205572.
It can be written as a sum of positive squares in 2 ways, for example, as 1192873444 + 1562146576 = 34538^2 + 39524^2 .
It is a congruent number.
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, 68875481 + ... + 68875520.
It is an arithmetic number, because the mean of its divisors is an integer number (482128507).
Almost surely, 22755020020 is an apocalyptic number.
2755020020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2755020020 is an abundant number, since it is smaller than the sum of its proper divisors (3030522064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2755020020 is a wasteful number, since it uses less digits than its factorization.
2755020020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137751010 (or 137751008 counting only the distinct ones).
The product of its (nonzero) digits is 1400, while the sum is 23.
The square root of 2755020020 is about 52488.2845976128. The cubic root of 2755020020 is about 1401.8716497513.
Adding to 2755020020 its reverse (200205572), we get a palindrome (2955225592).
The spelling of 2755020020 in words is "two billion, seven hundred fifty-five million, twenty thousand, twenty".
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