Base | Representation |
---|---|
bin | 1101000110110… |
… | …0101101101100 |
3 | 10211102211101000 |
4 | 3101230231230 |
5 | 103033034434 |
6 | 5242120300 |
7 | 1235151006 |
oct | 321545554 |
9 | 124384330 |
10 | 54971244 |
11 | 29036789 |
12 | 164b0090 |
13 | b509083 |
14 | 742d376 |
15 | 4c5cb99 |
hex | 346cb6c |
54971244 has 48 divisors (see below), whose sum is σ = 144950400. Its totient is φ = 18011088.
The previous prime is 54971179. The next prime is 54971249. The reversal of 54971244 is 44217945.
It is a happy number.
54971244 is a `hidden beast` number, since 549 + 71 + 2 + 44 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 54971199 and 54971208.
It is not an unprimeable number, because it can be changed into a prime (54971249) 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, 2059 + ... + 10685.
It is an arithmetic number, because the mean of its divisors is an integer number (3019800).
Almost surely, 254971244 is an apocalyptic number.
54971244 is a gapful number since it is divisible by the number (54) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54971244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72475200).
54971244 is an abundant number, since it is smaller than the sum of its proper divisors (89979156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54971244 is a wasteful number, since it uses less digits than its factorization.
54971244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8699 (or 8691 counting only the distinct ones).
The product of its digits is 40320, while the sum is 36.
The square root of 54971244 is about 7414.2595044954. The cubic root of 54971244 is about 380.2289571275.
The spelling of 54971244 in words is "fifty-four million, nine hundred seventy-one thousand, two hundred forty-four".
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