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54230333053 = 134171564081
BaseRepresentation
bin110010100000011000…
…010011011001111101
312011222101221100121211
4302200120103121331
51342030431124203
640525120124421
73626610140161
oct624030233175
9164871840554
1054230333053
1120aa9677976
12a615766711
135163309190
1428a64c0ca1
151625e66c6d
hexca061367d

54230333053 has 4 divisors (see below), whose sum is σ = 58401897148. Its totient is φ = 50058768960.

The previous prime is 54230333021. The next prime is 54230333077. The reversal of 54230333053 is 35033303245.

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 7263641529 + 46966691524 = 85227^2 + 216718^2 .

It is a cyclic number.

It is not a de Polignac number, because 54230333053 - 25 = 54230333021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54230333153) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2085782028 + ... + 2085782053.

It is an arithmetic number, because the mean of its divisors is an integer number (14600474287).

Almost surely, 254230333053 is an apocalyptic number.

It is an amenable number.

54230333053 is a deficient number, since it is larger than the sum of its proper divisors (4171564095).

54230333053 is a wasteful number, since it uses less digits than its factorization.

54230333053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4171564094.

The product of its (nonzero) digits is 48600, while the sum is 31.

Adding to 54230333053 its reverse (35033303245), we get a palindrome (89263636298).

The spelling of 54230333053 in words is "fifty-four billion, two hundred thirty million, three hundred thirty-three thousand, fifty-three".

Divisors: 1 13 4171564081 54230333053