Base | Representation |
---|---|
bin | 1100111111001… |
… | …1000100011001 |
3 | 10210111111212222 |
4 | 3033303010121 |
5 | 102421113420 |
6 | 5223313425 |
7 | 1231004240 |
oct | 317630431 |
9 | 123444788 |
10 | 54472985 |
11 | 288263a6 |
12 | 162ab875 |
13 | b393348 |
14 | 733d957 |
15 | 4bb0225 |
hex | 33f3119 |
54472985 has 8 divisors (see below), whose sum is σ = 74705856. Its totient is φ = 37352880.
The previous prime is 54472973. The next prime is 54473011. The reversal of 54472985 is 58927445.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-54472985 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a plaindrome in base 9.
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, 778151 + ... + 778220.
It is an arithmetic number, because the mean of its divisors is an integer number (9338232).
Almost surely, 254472985 is an apocalyptic number.
It is an amenable number.
54472985 is a deficient number, since it is larger than the sum of its proper divisors (20232871).
54472985 is a wasteful number, since it uses less digits than its factorization.
54472985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1556383.
The product of its digits is 403200, while the sum is 44.
The square root of 54472985 is about 7380.5816166478. The cubic root of 54472985 is about 379.0766710427.
The spelling of 54472985 in words is "fifty-four million, four hundred seventy-two thousand, nine hundred eighty-five".
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