Base | Representation |
---|---|
bin | 1101001001011… |
… | …1001000101110 |
3 | 10211202122201122 |
4 | 3102113020232 |
5 | 103104120011 |
6 | 5245540542 |
7 | 1236503420 |
oct | 322271056 |
9 | 124678648 |
10 | 55145006 |
11 | 29145294 |
12 | 16574752 |
13 | b56a1a7 |
14 | 7476810 |
15 | 4c943db |
hex | 349722e |
55145006 has 32 divisors (see below), whose sum is σ = 98841600. Its totient is φ = 22581216.
The previous prime is 55144997. The next prime is 55145021. The reversal of 55145006 is 60054155.
55145006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×551450063 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27320 + ... + 29268.
It is an arithmetic number, because the mean of its divisors is an integer number (3088800).
Almost surely, 255145006 is an apocalyptic number.
55145006 is a deficient number, since it is larger than the sum of its proper divisors (43696594).
55145006 is a wasteful number, since it uses less digits than its factorization.
55145006 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2048.
The product of its (nonzero) digits is 3000, while the sum is 26.
The square root of 55145006 is about 7425.9683543630. The cubic root of 55145006 is about 380.6291654729.
The spelling of 55145006 in words is "fifty-five million, one hundred forty-five thousand, six".
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