Base | Representation |
---|---|
bin | 1101001011001… |
… | …0011011011001 |
3 | 10211222100001220 |
4 | 3102302123121 |
5 | 103121204133 |
6 | 5252202253 |
7 | 1240450344 |
oct | 322623331 |
9 | 124870056 |
10 | 55256793 |
11 | 29211279 |
12 | 16609389 |
13 | b5a9037 |
14 | 74a545b |
15 | 4cb75b3 |
hex | 34b26d9 |
55256793 has 16 divisors (see below), whose sum is σ = 75551616. Its totient is φ = 35909120.
The previous prime is 55256779. The next prime is 55256801. The reversal of 55256793 is 39765255.
It is a cyclic number.
It is not a de Polignac number, because 55256793 - 24 = 55256777 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55256723) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25513 + ... + 27593.
It is an arithmetic number, because the mean of its divisors is an integer number (4721976).
Almost surely, 255256793 is an apocalyptic number.
55256793 is a gapful number since it is divisible by the number (53) formed by its first and last digit.
It is an amenable number.
55256793 is a deficient number, since it is larger than the sum of its proper divisors (20294823).
55256793 is a wasteful number, since it uses less digits than its factorization.
55256793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2304.
The product of its digits is 283500, while the sum is 42.
The square root of 55256793 is about 7433.4913062437. The cubic root of 55256793 is about 380.8861888896.
The spelling of 55256793 in words is "fifty-five million, two hundred fifty-six thousand, seven hundred ninety-three".
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