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54235311053 = 7113171931601
BaseRepresentation
bin110010100000101011…
…010010101111001101
312011222202022021011012
4302200223102233031
51342033214423203
640525414535005
73630000352250
oct624053225715
9164882267135
1054235311053
1121001467a20
12a617367465
13516435cc41
1428a7019097
1516265ebbd8
hexca0ad2bcd

54235311053 has 32 divisors (see below), whose sum is σ = 69898567680. Its totient is φ = 40839840000.

The previous prime is 54235310971. The next prime is 54235311059. The reversal of 54235311053 is 35011353245.

54235311053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 54235311053 - 220 = 54234262477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54235311059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1700453 + ... + 1732053.

It is an arithmetic number, because the mean of its divisors is an integer number (2184330240).

Almost surely, 254235311053 is an apocalyptic number.

It is an amenable number.

54235311053 is a deficient number, since it is larger than the sum of its proper divisors (15663256627).

54235311053 is a wasteful number, since it uses less digits than its factorization.

54235311053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32369.

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 54235311053 its reverse (35011353245), we get a palindrome (89246664298).

The spelling of 54235311053 in words is "fifty-four billion, two hundred thirty-five million, three hundred eleven thousand, fifty-three".

Divisors: 1 7 11 31 77 217 341 719 2387 5033 7909 22289 31601 55363 156023 221207 245179 347611 979631 1716253 2433277 6857417 10775941 22721119 75431587 159047833 249932309 704354689 1749526163 4930482823 7747901579 54235311053