Base | Representation |
---|---|
bin | 111101101001101… |
… | …0011111101010111 |
3 | 12100011112211010002 |
4 | 1323103103331113 |
5 | 13214034110210 |
6 | 541134321515 |
7 | 102156214610 |
oct | 17323237527 |
9 | 5304484102 |
10 | 2068660055 |
11 | 971782a10 |
12 | 49895929b |
13 | 26c767007 |
14 | 158a4cc07 |
15 | c19264a5 |
hex | 7b4d3f57 |
2068660055 has 32 divisors (see below), whose sum is σ = 3257832960. Its totient is φ = 1221678720.
The previous prime is 2068660051. The next prime is 2068660063. The reversal of 2068660055 is 5500668602.
It is a happy number.
It is not a de Polignac number, because 2068660055 - 22 = 2068660051 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2068660051) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134084 + ... + 148713.
It is an arithmetic number, because the mean of its divisors is an integer number (101807280).
Almost surely, 22068660055 is an apocalyptic number.
2068660055 is a deficient number, since it is larger than the sum of its proper divisors (1189172905).
2068660055 is a wasteful number, since it uses less digits than its factorization.
2068660055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 282839.
The product of its (nonzero) digits is 86400, while the sum is 38.
The square root of 2068660055 is about 45482.5247210398. The cubic root of 2068660055 is about 1274.1768476360.
The spelling of 2068660055 in words is "two billion, sixty-eight million, six hundred sixty thousand, fifty-five".
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