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54031253 = 178113919
BaseRepresentation
bin1100111000011…
…1001110010101
310202200001221112
43032013032111
5102313000003
65210024405
71224154343
oct316071625
9122601845
1054031253
1128554531
1216118105
13b26a273
147266993
154b243d8
hex3387395

54031253 has 8 divisors (see below), whose sum is σ = 57294720. Its totient is φ = 50777280.

The previous prime is 54031223. The next prime is 54031259. The reversal of 54031253 is 35213045.

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

It is a cyclic number.

It is not a de Polignac number, because 54031253 - 28 = 54030997 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 (54031259) 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, 11828 + ... + 15746.

It is an arithmetic number, because the mean of its divisors is an integer number (7161840).

Almost surely, 254031253 is an apocalyptic number.

It is an amenable number.

54031253 is a deficient number, since it is larger than the sum of its proper divisors (3263467).

54031253 is a wasteful number, since it uses less digits than its factorization.

54031253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4747.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 54031253 is about 7350.5954180597. The cubic root of 54031253 is about 378.0492200028.

Adding to 54031253 its reverse (35213045), we get a palindrome (89244298).

The spelling of 54031253 in words is "fifty-four million, thirty-one thousand, two hundred fifty-three".

Divisors: 1 17 811 3919 13787 66623 3178309 54031253