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54063231 = 318779601
BaseRepresentation
bin1100111000111…
…1000001111111
310202201200210220
43032033001333
5102320010411
65210432423
71224346515
oct316170177
9122650726
1054063231
1128576562
1216132713
13b27b9a1
1472744b5
154b2db06
hex338f07f

54063231 has 8 divisors (see below), whose sum is σ = 72130224. Its totient is φ = 36019200.

The previous prime is 54063211. The next prime is 54063239. The reversal of 54063231 is 13236045.

It is a happy number.

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

It is not a de Polignac number, because 54063231 - 25 = 54063199 is a prime.

It is a super-2 number, since 2×540632312 = 5845665892318722, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54063239) 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, 831 + ... + 10431.

It is an arithmetic number, because the mean of its divisors is an integer number (9016278).

Almost surely, 254063231 is an apocalyptic number.

54063231 is a deficient number, since it is larger than the sum of its proper divisors (18066993).

54063231 is a wasteful number, since it uses less digits than its factorization.

54063231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11481.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 54063231 is about 7352.7702942496. The cubic root of 54063231 is about 378.1237871782.

Adding to 54063231 its reverse (13236045), we get a palindrome (67299276).

The spelling of 54063231 in words is "fifty-four million, sixty-three thousand, two hundred thirty-one".

Divisors: 1 3 1877 5631 9601 28803 18021077 54063231