Base | Representation |
---|---|
bin | 110010010011111000… |
… | …000011111000000000 |
3 | 12011102210012111012011 |
4 | 302103320003320000 |
5 | 1341113230213430 |
6 | 40452223542304 |
7 | 3621452064142 |
oct | 622370037000 |
9 | 164383174164 |
10 | 54020554240 |
11 | 20a01215a54 |
12 | a57745a994 |
13 | 512ba09bc3 |
14 | 28866b4c92 |
15 | 161282a22a |
hex | c93e03e00 |
54020554240 has 40 divisors (see below), whose sum is σ = 129522725640. Its totient is φ = 21608220672.
The previous prime is 54020554207. The next prime is 54020554241. The reversal of 54020554240 is 4245502045.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54020554241) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10548330 + ... + 10553449.
It is an arithmetic number, because the mean of its divisors is an integer number (3238068141).
Almost surely, 254020554240 is an apocalyptic number.
It is an amenable number.
54020554240 is an abundant number, since it is smaller than the sum of its proper divisors (75502171400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54020554240 is an equidigital number, since it uses as much as digits as its factorization.
54020554240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21101802 (or 21101786 counting only the distinct ones).
The product of its (nonzero) digits is 32000, while the sum is 31.
The spelling of 54020554240 in words is "fifty-four billion, twenty million, five hundred fifty-four thousand, two hundred forty".
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