Base | Representation |
---|---|
bin | 1010010101101111… |
… | …1001101111101111 |
3 | 21011102200210202101 |
4 | 2211123321233233 |
5 | 21141020230210 |
6 | 1135225435531 |
7 | 125531554150 |
oct | 24533715757 |
9 | 7142623671 |
10 | 2775555055 |
11 | 11a4801659 |
12 | 65563bba7 |
13 | 35304b890 |
14 | 1c489d927 |
15 | 113a0ba3a |
hex | a56f9bef |
2775555055 has 64 divisors (see below), whose sum is σ = 4464230400. Its totient is φ = 1606832640.
The previous prime is 2775555053. The next prime is 2775555073. The reversal of 2775555055 is 5505555772.
It is not a de Polignac number, because 2775555055 - 21 = 2775555053 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2775554996 and 2775555014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2775555053) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 245170 + ... + 256240.
It is an arithmetic number, because the mean of its divisors is an integer number (69753600).
Almost surely, 22775555055 is an apocalyptic number.
2775555055 is a deficient number, since it is larger than the sum of its proper divisors (1688675345).
2775555055 is a wasteful number, since it uses less digits than its factorization.
2775555055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11144.
The product of its (nonzero) digits is 1531250, while the sum is 46.
The square root of 2775555055 is about 52683.5368497598. The cubic root of 2775555055 is about 1405.3460653850.
The spelling of 2775555055 in words is "two billion, seven hundred seventy-five million, five hundred fifty-five thousand, fifty-five".
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