Base | Representation |
---|---|
bin | 110010011110110111… |
… | …101110010000000000 |
3 | 12011220122022001211122 |
4 | 302132313232100000 |
5 | 1342002440440130 |
6 | 40522413331412 |
7 | 3626152011551 |
oct | 623667562000 |
9 | 164818261748 |
10 | 54205015040 |
11 | 20a963550a0 |
12 | a609196b68 |
13 | 515acb32c7 |
14 | 28a2db0328 |
15 | 1623b152e5 |
hex | c9edee400 |
54205015040 has 88 divisors (see below), whose sum is σ = 141849436032. Its totient is φ = 19710894080.
The previous prime is 54205015037. The next prime is 54205015103. The reversal of 54205015040 is 4051050245.
It is a tau number, because it is divible by the number of its divisors (88).
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 7 ways as a sum of consecutive naturals, for example, 424904 + ... + 537543.
Almost surely, 254205015040 is an apocalyptic number.
It is an amenable number.
54205015040 is an abundant number, since it is smaller than the sum of its proper divisors (87644420992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54205015040 is a wasteful number, since it uses less digits than its factorization.
54205015040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 962483 (or 962465 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 26.
Adding to 54205015040 its reverse (4051050245), we get a palindrome (58256065285).
The spelling of 54205015040 in words is "fifty-four billion, two hundred five million, fifteen thousand, forty".
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