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54004244053 = 2353263168449
BaseRepresentation
bin110010010010111001…
…110101111001010101
312011101122111211211011
4302102321311321111
51341100041302203
640450442212221
73621163333444
oct622271657125
9164348454734
1054004244053
11209a2a95961
12a571ab4071
1351285190c6
14288446ad5b
1516111a776d
hexc92e75e55

54004244053 has 16 divisors (see below), whose sum is σ = 57634156800. Its totient is φ = 50488582144.

The previous prime is 54004244023. The next prime is 54004244081. The reversal of 54004244053 is 35044240045.

It is a cyclic number.

It is not a de Polignac number, because 54004244053 - 225 = 53970689621 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 (54004244023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236373 + ... + 404821.

It is an arithmetic number, because the mean of its divisors is an integer number (3602134800).

Almost surely, 254004244053 is an apocalyptic number.

54004244053 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

54004244053 is a deficient number, since it is larger than the sum of its proper divisors (3629912747).

54004244053 is a wasteful number, since it uses less digits than its factorization.

54004244053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168788.

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 54004244053 its reverse (35044240045), we get a palindrome (89048484098).

The spelling of 54004244053 in words is "fifty-four billion, four million, two hundred forty-four thousand, fifty-three".

Divisors: 1 23 53 263 1219 6049 13939 168449 320597 3874327 8927797 44302087 205339331 1018948001 2348010611 54004244053