Base | Representation |
---|---|
bin | 110011010001000111… |
… | …110100001110110000 |
3 | 12021002101200221122000 |
4 | 303101013310032300 |
5 | 1400214303012030 |
6 | 41142211414000 |
7 | 3656100040560 |
oct | 632107641660 |
9 | 167071627560 |
10 | 55048094640 |
11 | 2138923a2a0 |
12 | a8035b4300 |
13 | 526386a686 |
14 | 2942d50da0 |
15 | 1672b4b860 |
hex | cd11f43b0 |
55048094640 has 1280 divisors, whose sum is σ = 249155481600. Its totient is φ = 10838016000.
The previous prime is 55048094639. The next prime is 55048094671. The reversal of 55048094640 is 4649084055.
55048094640 is a `hidden beast` number, since 5 + 504 + 80 + 9 + 4 + 64 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 487151224 + ... + 487151336.
It is an arithmetic number, because the mean of its divisors is an integer number (194652720).
Almost surely, 255048094640 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55048094640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124577740800).
55048094640 is an abundant number, since it is smaller than the sum of its proper divisors (194107386960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55048094640 is a wasteful number, since it uses less digits than its factorization.
55048094640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 283 (or 271 counting only the distinct ones).
The product of its (nonzero) digits is 691200, while the sum is 45.
The spelling of 55048094640 in words is "fifty-five billion, forty-eight million, ninety-four thousand, six hundred forty".
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