Base | Representation |
---|---|
bin | 111101001111101… |
… | …1111011011100011 |
3 | 12022012222122200110 |
4 | 1322133133123203 |
5 | 13202044404210 |
6 | 535531222403 |
7 | 101632565631 |
oct | 17237373343 |
9 | 5265878613 |
10 | 2055075555 |
11 | 965044755 |
12 | 4942a7a03 |
13 | 2699bba50 |
14 | 156d14351 |
15 | c0641420 |
hex | 7a7df6e3 |
2055075555 has 16 divisors (see below), whose sum is σ = 3541053600. Its totient is φ = 1011729408.
The previous prime is 2055075509. The next prime is 2055075557. The reversal of 2055075555 is 5555705502.
It is a happy number.
It is not a de Polignac number, because 2055075555 - 226 = 1987966691 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (2055075557) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5269230 + ... + 5269619.
It is an arithmetic number, because the mean of its divisors is an integer number (221315850).
Almost surely, 22055075555 is an apocalyptic number.
2055075555 is a deficient number, since it is larger than the sum of its proper divisors (1485978045).
2055075555 is a wasteful number, since it uses less digits than its factorization.
2055075555 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10538870.
The product of its (nonzero) digits is 218750, while the sum is 39.
The square root of 2055075555 is about 45332.9411686469. The cubic root of 2055075555 is about 1271.3816271886.
The spelling of 2055075555 in words is "two billion, fifty-five million, seventy-five thousand, five hundred fifty-five".
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