Search a number
-
+
54111014231 = 711009755329
BaseRepresentation
bin110010011001010001…
…001000110101010111
312011200002102022222012
4302121101020311113
51341304404423411
640505214454435
73623631013661
oct623121106527
9164602368865
1054111014231
1120a4829097a
12a5a180441b
135144690321
142894701531
15161a74818b
hexc99448d57

54111014231 has 8 divisors (see below), whose sum is σ = 54927597600. Its totient is φ = 53295943680.

The previous prime is 54111014173. The next prime is 54111014267. The reversal of 54111014231 is 13241011145.

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 54111014231 - 214 = 54110997847 is a prime.

It is a super-2 number, since 2×541110142312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54111014197 and 54111014206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54111014281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306026 + ... + 449303.

It is an arithmetic number, because the mean of its divisors is an integer number (6865949700).

Almost surely, 254111014231 is an apocalyptic number.

54111014231 is a deficient number, since it is larger than the sum of its proper divisors (816583369).

54111014231 is a wasteful number, since it uses less digits than its factorization.

54111014231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756409.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 54111014231 its reverse (13241011145), we get a palindrome (67352025376).

The spelling of 54111014231 in words is "fifty-four billion, one hundred eleven million, fourteen thousand, two hundred thirty-one".

Divisors: 1 71 1009 71639 755329 53628359 762126961 54111014231