Base | Representation |
---|---|
bin | 1100111101111… |
… | …0000100110101 |
3 | 10210100010221020 |
4 | 3033132010311 |
5 | 102410340442 |
6 | 5221411353 |
7 | 1230165450 |
oct | 317360465 |
9 | 123303836 |
10 | 54386997 |
11 | 28777835 |
12 | 16269b59 |
13 | b363172 |
14 | 731a497 |
15 | 4b949ec |
hex | 33de135 |
54386997 has 16 divisors (see below), whose sum is σ = 83927040. Its totient is φ = 30683952.
The previous prime is 54386993. The next prime is 54386999. The reversal of 54386997 is 79968345.
It is not a de Polignac number, because 54386997 - 22 = 54386993 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54386993) 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, 14733 + ... + 18050.
It is an arithmetic number, because the mean of its divisors is an integer number (5245440).
Almost surely, 254386997 is an apocalyptic number.
It is an amenable number.
54386997 is a deficient number, since it is larger than the sum of its proper divisors (29540043).
54386997 is a wasteful number, since it uses less digits than its factorization.
54386997 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32872.
The product of its digits is 1632960, while the sum is 51.
The square root of 54386997 is about 7374.7540297965. The cubic root of 54386997 is about 378.8771029371.
The spelling of 54386997 in words is "fifty-four million, three hundred eighty-six thousand, nine hundred ninety-seven".
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