Base | Representation |
---|---|
bin | 110010011011001111… |
… | …011111000101111110 |
3 | 12011202101202001212201 |
4 | 302123033133011332 |
5 | 1341341344314200 |
6 | 40512400422114 |
7 | 3624512362411 |
oct | 623317370576 |
9 | 164671661781 |
10 | 54144135550 |
11 | 20a64a5346a |
12 | a5b091793a |
13 | 514b4b8c3b |
14 | 2898c83b78 |
15 | 161d5dbc6a |
hex | c9b3df17e |
54144135550 has 144 divisors (see below), whose sum is σ = 112807056672. Its totient is φ = 19292416000.
The previous prime is 54144135547. The next prime is 54144135581. The reversal of 54144135550 is 5553144145.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 33566544 + ... + 33568156.
It is an arithmetic number, because the mean of its divisors is an integer number (783382338).
Almost surely, 254144135550 is an apocalyptic number.
54144135550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
54144135550 is an abundant number, since it is smaller than the sum of its proper divisors (58662921122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54144135550 is a wasteful number, since it uses less digits than its factorization.
54144135550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1783 (or 1761 counting only the distinct ones).
The product of its (nonzero) digits is 120000, while the sum is 37.
Adding to 54144135550 its reverse (5553144145), we get a palindrome (59697279695).
The spelling of 54144135550 in words is "fifty-four billion, one hundred forty-four million, one hundred thirty-five thousand, five hundred fifty".
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