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544431054 = 23194775711
BaseRepresentation
bin100000011100110…
…101101111001110
31101221102222000010
4200130311233032
52103333243204
6130005014050
716330405356
oct4034655716
91357388003
10544431054
1125a354122
121323b4326
1388a4076b
145243db66
1532be2d89
hex20735bce

544431054 has 16 divisors (see below), whose sum is σ = 1146170880. Its totient is φ = 171925560.

The previous prime is 544431049. The next prime is 544431059. The reversal of 544431054 is 450134445.

It is an interprime number because it is at equal distance from previous prime (544431049) and next prime (544431059).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544431059) 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, 2387742 + ... + 2387969.

It is an arithmetic number, because the mean of its divisors is an integer number (71635680).

Almost surely, 2544431054 is an apocalyptic number.

544431054 is an abundant number, since it is smaller than the sum of its proper divisors (601739826).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

544431054 is a wasteful number, since it uses less digits than its factorization.

544431054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4775735.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 544431054 is about 23333.0463934738. The cubic root of 544431054 is about 816.5465778903.

Adding to 544431054 its reverse (450134445), we get a palindrome (994565499).

The spelling of 544431054 in words is "five hundred forty-four million, four hundred thirty-one thousand, fifty-four".

Divisors: 1 2 3 6 19 38 57 114 4775711 9551422 14327133 28654266 90738509 181477018 272215527 544431054