Base | Representation |
---|---|
bin | 1101000111010… |
… | …1101100001111 |
3 | 10211111200210220 |
4 | 3101311230033 |
5 | 103040224030 |
6 | 5243002423 |
7 | 1235363136 |
oct | 321655417 |
9 | 124450726 |
10 | 55008015 |
11 | 29061377 |
12 | 16509413 |
13 | b51ca2a |
14 | 743c91d |
15 | 4c68a10 |
hex | 3475b0f |
55008015 has 8 divisors (see below), whose sum is σ = 88012848. Its totient is φ = 29337600.
The previous prime is 55008013. The next prime is 55008029. The reversal of 55008015 is 51080055.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 55008015 - 21 = 55008013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55008013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1833586 + ... + 1833615.
It is an arithmetic number, because the mean of its divisors is an integer number (11001606).
Almost surely, 255008015 is an apocalyptic number.
55008015 is a deficient number, since it is larger than the sum of its proper divisors (33004833).
55008015 is a wasteful number, since it uses less digits than its factorization.
55008015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3667209.
The product of its (nonzero) digits is 1000, while the sum is 24.
The square root of 55008015 is about 7416.7388386002. The cubic root of 55008015 is about 380.3137183085.
The spelling of 55008015 in words is "fifty-five million, eight thousand, fifteen".
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