Base | Representation |
---|---|
bin | 110011010001100010… |
… | …010110011100001001 |
3 | 12021002212210100021122 |
4 | 303101202112130021 |
5 | 1400223043104010 |
6 | 41143020445025 |
7 | 3656213131220 |
oct | 632142263411 |
9 | 167085710248 |
10 | 55055050505 |
11 | 21392160344 |
12 | a8059a9775 |
13 | 5265134780 |
14 | 2943c41cb7 |
15 | 1673572855 |
hex | cd1896709 |
55055050505 has 32 divisors (see below), whose sum is σ = 81335401728. Its totient is φ = 34838035200.
The previous prime is 55055050483. The next prime is 55055050549. The reversal of 55055050505 is 50505055055.
It is not a de Polignac number, because 55055050505 - 216 = 55054984969 is a prime.
It is a super-2 number, since 2×550550505052 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1773215 + ... + 1803995.
It is an arithmetic number, because the mean of its divisors is an integer number (2541731304).
Almost surely, 255055050505 is an apocalyptic number.
It is an amenable number.
55055050505 is a deficient number, since it is larger than the sum of its proper divisors (26280351223).
55055050505 is a wasteful number, since it uses less digits than its factorization.
55055050505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34737.
The product of its (nonzero) digits is 78125, while the sum is 35.
The spelling of 55055050505 in words is "fifty-five billion, fifty-five million, fifty thousand, five hundred five".
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