Base | Representation |
---|---|
bin | 1100111000000… |
… | …1011111011011 |
3 | 10202121212201211 |
4 | 3032001133123 |
5 | 102311222041 |
6 | 5205323551 |
7 | 1224026026 |
oct | 316013733 |
9 | 122555654 |
10 | 54007771 |
11 | 28538924 |
12 | 161065b7 |
13 | b25c67c |
14 | 725c1bd |
15 | 4b1c481 |
hex | 33817db |
54007771 has 4 divisors (see below), whose sum is σ = 54263944. Its totient is φ = 53751600.
The previous prime is 54007727. The next prime is 54007787. The reversal of 54007771 is 17770045.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54007771 - 29 = 54007259 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54007711) 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, 127770 + ... + 128191.
It is an arithmetic number, because the mean of its divisors is an integer number (13565986).
Almost surely, 254007771 is an apocalyptic number.
54007771 is a deficient number, since it is larger than the sum of its proper divisors (256173).
54007771 is a wasteful number, since it uses less digits than its factorization.
54007771 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256172.
The product of its (nonzero) digits is 6860, while the sum is 31.
The square root of 54007771 is about 7348.9979589057. The cubic root of 54007771 is about 377.9944452960.
The spelling of 54007771 in words is "fifty-four million, seven thousand, seven hundred seventy-one".
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