Base | Representation |
---|---|
bin | 1100110110110… |
… | …0000100110111 |
3 | 10202110102102002 |
4 | 3031230010313 |
5 | 102300420210 |
6 | 5203405515 |
7 | 1223212220 |
oct | 315540467 |
9 | 122412362 |
10 | 53920055 |
11 | 28488a32 |
12 | 1608389b |
13 | b22b777 |
14 | 7238247 |
15 | 4b014a5 |
hex | 336c137 |
53920055 has 8 divisors (see below), whose sum is σ = 73947552. Its totient is φ = 36973728.
The previous prime is 53920033. The next prime is 53920099. The reversal of 53920055 is 55002935.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 53920055 - 28 = 53919799 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 770252 + ... + 770321.
It is an arithmetic number, because the mean of its divisors is an integer number (9243444).
Almost surely, 253920055 is an apocalyptic number.
53920055 is a deficient number, since it is larger than the sum of its proper divisors (20027497).
53920055 is a wasteful number, since it uses less digits than its factorization.
53920055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1540585.
The product of its (nonzero) digits is 6750, while the sum is 29.
The square root of 53920055 is about 7343.0276453245. The cubic root of 53920055 is about 377.7896961990.
The spelling of 53920055 in words is "fifty-three million, nine hundred twenty thousand, fifty-five".
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