Base | Representation |
---|---|
bin | 1000000100110… |
… | …1000011100111 |
3 | 2100201202222111 |
4 | 2001031003213 |
5 | 32132320210 |
6 | 3205541451 |
7 | 560614342 |
oct | 201150347 |
9 | 70652874 |
10 | 33870055 |
11 | 1813408a |
12 | b414887 |
13 | 702b66b |
14 | 46d9459 |
15 | 2e9088a |
hex | 204d0e7 |
33870055 has 16 divisors (see below), whose sum is σ = 41379264. Its totient is φ = 26611200.
The previous prime is 33870019. The next prime is 33870079. The reversal of 33870055 is 55007833.
It is not a de Polignac number, because 33870055 - 217 = 33738983 is a prime.
It is a super-2 number, since 2×338700552 = 2294361251406050, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 33869999 and 33870026.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85117 + ... + 85513.
It is an arithmetic number, because the mean of its divisors is an integer number (2586204).
Almost surely, 233870055 is an apocalyptic number.
33870055 is a deficient number, since it is larger than the sum of its proper divisors (7509209).
33870055 is a wasteful number, since it uses less digits than its factorization.
33870055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 666.
The product of its (nonzero) digits is 12600, while the sum is 31.
The square root of 33870055 is about 5819.7985360320. The cubic root of 33870055 is about 323.5479362039.
Adding to 33870055 its reverse (55007833), we get a palindrome (88877888).
The spelling of 33870055 in words is "thirty-three million, eight hundred seventy thousand, fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •