Base | Representation |
---|---|
bin | 1101001101001… |
… | …1111111000100 |
3 | 10212020022121200 |
4 | 3103103333010 |
5 | 103140103434 |
6 | 5255142500 |
7 | 1241562153 |
oct | 323237704 |
9 | 125208550 |
10 | 55394244 |
11 | 292a5574 |
12 | 16674a30 |
13 | b626779 |
14 | 74dd59a |
15 | 4ce3199 |
hex | 34d3fc4 |
55394244 has 36 divisors (see below), whose sum is σ = 140265216. Its totient is φ = 18433008.
The previous prime is 55394243. The next prime is 55394249. The reversal of 55394244 is 44249355.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
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 = 55394199 and 55394208.
It is not an unprimeable number, because it can be changed into a prime (55394243) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30177 + ... + 31959.
It is an arithmetic number, because the mean of its divisors is an integer number (3896256).
Almost surely, 255394244 is an apocalyptic number.
It is an amenable number.
55394244 is an abundant number, since it is smaller than the sum of its proper divisors (84870972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55394244 is a wasteful number, since it uses less digits than its factorization.
55394244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2656 (or 2651 counting only the distinct ones).
The product of its digits is 86400, while the sum is 36.
The square root of 55394244 is about 7442.7309503972. The cubic root of 55394244 is about 381.2017448914.
The spelling of 55394244 in words is "fifty-five million, three hundred ninety-four thousand, two hundred forty-four".
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