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104450054245 = 520890010849
BaseRepresentation
bin110000101000110110…
…1010101100001100101
3100222121022012112001121
41201101231111201211
53202403203213440
6115552251053541
710355240545405
oct1412155254145
9328538175047
10104450054245
114032a372789
12182b01412b1
139b07749734
1450ac088805
152ab4c5e34a
hex1851b55865

104450054245 has 4 divisors (see below), whose sum is σ = 125340065100. Its totient is φ = 83560043392.

The previous prime is 104450054239. The next prime is 104450054249. The reversal of 104450054245 is 542450054401.

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 60202511044 + 44247543201 = 245362^2 + 210351^2 .

It is a cyclic number.

It is not a de Polignac number, because 104450054245 - 211 = 104450052197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104450054245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104450054249) 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, 10445005420 + ... + 10445005429.

It is an arithmetic number, because the mean of its divisors is an integer number (31335016275).

Almost surely, 2104450054245 is an apocalyptic number.

It is an amenable number.

104450054245 is a deficient number, since it is larger than the sum of its proper divisors (20890010855).

104450054245 is an equidigital number, since it uses as much as digits as its factorization.

104450054245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20890010854.

The product of its (nonzero) digits is 64000, while the sum is 34.

The spelling of 104450054245 in words is "one hundred four billion, four hundred fifty million, fifty-four thousand, two hundred forty-five".

Divisors: 1 5 20890010849 104450054245