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54869427723 = 31119271322919
BaseRepresentation
bin110011000110011110…
…010000011000001011
312020121221111201200210
4303012132100120023
51344333033141343
641112350132203
73651500304015
oct630636203013
9166557451623
1054869427723
11212a73a8190
12a7737b1063
1352358424c6
1429273231b5
151662108333
hexcc679060b

54869427723 has 32 divisors (see below), whose sum is σ = 84320870400. Its totient is φ = 31387629600.

The previous prime is 54869427721. The next prime is 54869427731. The reversal of 54869427723 is 32772496845.

It is not a de Polignac number, because 54869427723 - 21 = 54869427721 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (54869427721) 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, 8458 + ... + 331376.

It is an arithmetic number, because the mean of its divisors is an integer number (2635027200).

Almost surely, 254869427723 is an apocalyptic number.

54869427723 is a deficient number, since it is larger than the sum of its proper divisors (29451442677).

54869427723 is a wasteful number, since it uses less digits than its factorization.

54869427723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323223.

The product of its digits is 20321280, while the sum is 57.

The spelling of 54869427723 in words is "fifty-four billion, eight hundred sixty-nine million, four hundred twenty-seven thousand, seven hundred twenty-three".

Divisors: 1 3 11 19 33 57 209 271 627 813 2981 5149 8943 15447 56639 169917 322919 968757 3552109 6135461 10656327 18406383 67490071 87511049 202470213 262533147 962621539 1662709931 2887864617 4988129793 18289809241 54869427723