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45203404205 = 578411153001
BaseRepresentation
bin101010000110010101…
…010011010110101101
311022200022011212011202
4222012111103112231
51220034032413310
632433253455245
73160116411311
oct520625232655
9138608155152
1045203404205
11181971636a3
128916641525
1343550baa6b
14228b699b41
15129871b3a5
hexa865535ad

45203404205 has 8 divisors (see below), whose sum is σ = 54251050104. Its totient is φ = 36158080000.

The previous prime is 45203404171. The next prime is 45203404219. The reversal of 45203404205 is 50240430254.

45203404205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7927765444 + 37275638761 = 89038^2 + 193069^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45203404205 - 210 = 45203403181 is a prime.

It is a super-2 number, since 2×452034042052 (a number of 22 digits) contains 22 as substring.

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, 537296 + ... + 615705.

It is an arithmetic number, because the mean of its divisors is an integer number (6781381263).

Almost surely, 245203404205 is an apocalyptic number.

It is an amenable number.

45203404205 is a deficient number, since it is larger than the sum of its proper divisors (9047645899).

45203404205 is a wasteful number, since it uses less digits than its factorization.

45203404205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160847.

The product of its (nonzero) digits is 19200, while the sum is 29.

Adding to 45203404205 its reverse (50240430254), we get a palindrome (95443834459).

The spelling of 45203404205 in words is "forty-five billion, two hundred three million, four hundred four thousand, two hundred five".

Divisors: 1 5 7841 39205 1153001 5765005 9040680841 45203404205