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54823705 = 510964741
BaseRepresentation
bin1101000100100…
…0101100011001
310211011022222121
43101020230121
5103013324310
65235021241
71233664606
oct321105431
9124138877
1054823705
1128a45952
121643a821
13b486b81
1473d16ad
154c2e0da
hex3448b19

54823705 has 4 divisors (see below), whose sum is σ = 65788452. Its totient is φ = 43858960.

The previous prime is 54823693. The next prime is 54823711. The reversal of 54823705 is 50732845.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20214016 + 34609689 = 4496^2 + 5883^2 .

It is not a de Polignac number, because 54823705 - 25 = 54823673 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5482366 + ... + 5482375.

It is an arithmetic number, because the mean of its divisors is an integer number (16447113).

Almost surely, 254823705 is an apocalyptic number.

It is an amenable number.

54823705 is a deficient number, since it is larger than the sum of its proper divisors (10964747).

54823705 is a wasteful number, since it uses less digits than its factorization.

54823705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10964746.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 54823705 is about 7404.3031407419. The cubic root of 54823705 is about 379.8884829739. Note that the first 3 decimals are identical.

The spelling of 54823705 in words is "fifty-four million, eight hundred twenty-three thousand, seven hundred five".

Divisors: 1 5 10964741 54823705