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544020445 = 5195726531
BaseRepresentation
bin100000011011010…
…001011111011101
31101220200002202101
4200123101133131
52103232123240
6125552125101
716324045303
oct4033213735
91356602671
10544020445
1125a0a3681
12132236791
13889288b7
1452374273
1532b6139a
hex206d17dd

544020445 has 8 divisors (see below), whose sum is σ = 687183840. Its totient is φ = 412310160.

The previous prime is 544020443. The next prime is 544020467.

544020445 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 544020445 - 21 = 544020443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544020443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2863171 + ... + 2863360.

It is an arithmetic number, because the mean of its divisors is an integer number (85897980).

Almost surely, 2544020445 is an apocalyptic number.

It is an amenable number.

544020445 is a deficient number, since it is larger than the sum of its proper divisors (143163395).

544020445 is a wasteful number, since it uses less digits than its factorization.

544020445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5726555.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 544020445 is about 23324.2458613349. The cubic root of 544020445 is about 816.3412469022.

The spelling of 544020445 in words is "five hundred forty-four million, twenty thousand, four hundred forty-five".