Base | Representation |
---|---|
bin | 1101000100110… |
… | …0110111100101 |
3 | 10211012012102221 |
4 | 3101030313211 |
5 | 103014401210 |
6 | 5235232341 |
7 | 1234065505 |
oct | 321146745 |
9 | 124165387 |
10 | 54840805 |
11 | 28a57788 |
12 | 164486b1 |
13 | b4918a6 |
14 | 73d7a05 |
15 | 4c341da |
hex | 344cde5 |
54840805 has 8 divisors (see below), whose sum is σ = 66448512. Its totient is φ = 43446288.
The previous prime is 54840787. The next prime is 54840823. The reversal of 54840805 is 50804845.
It is an interprime number because it is at equal distance from previous prime (54840787) and next prime (54840823).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54840805 - 29 = 54840293 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52729 + ... + 53758.
It is an arithmetic number, because the mean of its divisors is an integer number (8306064).
Almost surely, 254840805 is an apocalyptic number.
It is an amenable number.
54840805 is a deficient number, since it is larger than the sum of its proper divisors (11607707).
54840805 is a wasteful number, since it uses less digits than its factorization.
54840805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106595.
The product of its (nonzero) digits is 25600, while the sum is 34.
The square root of 54840805 is about 7405.4577846342. The cubic root of 54840805 is about 379.9279757309.
The spelling of 54840805 in words is "fifty-four million, eight hundred forty thousand, eight hundred five".
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