Base | Representation |
---|---|
bin | 1101001111000… |
… | …0000010100110 |
3 | 10212110011020202 |
4 | 3103300002212 |
5 | 103202243113 |
6 | 5301430502 |
7 | 1242551165 |
oct | 323600246 |
9 | 125404222 |
10 | 55509158 |
11 | 29373941 |
12 | 1670b432 |
13 | b666b73 |
14 | 752d3dc |
15 | 4d17258 |
hex | 34f00a6 |
55509158 has 8 divisors (see below), whose sum is σ = 85949760. Its totient is φ = 26859240.
The previous prime is 55509151. The next prime is 55509163. The reversal of 55509158 is 85190555.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55509151) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 447593 + ... + 447716.
It is an arithmetic number, because the mean of its divisors is an integer number (10743720).
Almost surely, 255509158 is an apocalyptic number.
55509158 is a deficient number, since it is larger than the sum of its proper divisors (30440602).
55509158 is a wasteful number, since it uses less digits than its factorization.
55509158 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 895342.
The product of its (nonzero) digits is 45000, while the sum is 38.
The square root of 55509158 is about 7450.4468322376. The cubic root of 55509158 is about 381.4651607142.
The spelling of 55509158 in words is "fifty-five million, five hundred nine thousand, one hundred fifty-eight".
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