Base | Representation |
---|---|
bin | 110101100000000001… |
… | …011101111101100010 |
3 | 12111021110222102220110 |
4 | 311200001131331202 |
5 | 1420122031304300 |
6 | 42220133552150 |
7 | 4102361211030 |
oct | 654001357542 |
9 | 174243872813 |
10 | 57445572450 |
11 | 223a9589912 |
12 | b1724a5656 |
13 | 55564822b6 |
14 | 2acd515550 |
15 | 1763375550 |
hex | d6005df62 |
57445572450 has 96 divisors (see below), whose sum is σ = 165047757696. Its totient is φ = 12950530560.
The previous prime is 57445572433. The next prime is 57445572479. The reversal of 57445572450 is 5427554475.
It is a self number, because there is not a number n which added to its sum of digits gives 57445572450.
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 47 ways as a sum of consecutive naturals, for example, 298077 + ... + 451376.
It is an arithmetic number, because the mean of its divisors is an integer number (1719247476).
Almost surely, 257445572450 is an apocalyptic number.
57445572450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
57445572450 is an abundant number, since it is smaller than the sum of its proper divisors (107602185246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57445572450 is a wasteful number, since it uses less digits than its factorization.
57445572450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 749548 (or 749543 counting only the distinct ones).
The product of its (nonzero) digits is 3920000, while the sum is 48.
The spelling of 57445572450 in words is "fifty-seven billion, four hundred forty-five million, five hundred seventy-two thousand, four hundred fifty".
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