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55050527775 = 3524720537607
BaseRepresentation
bin110011010001010001…
…000110010000011111
312021002120021120021010
4303101101012100133
51400220413342100
641142335510303
73656126523345
oct632121062037
9167076246233
1055050527775
112138a651351
12a804388393
13526420ccb9
1429433c5995
151672e7c750
hexcd144641f

55050527775 has 48 divisors (see below), whose sum is σ = 93010904064. Its totient is φ = 28717822080.

The previous prime is 55050527773. The next prime is 55050527789. The reversal of 55050527775 is 57772505055.

It is not a de Polignac number, because 55050527775 - 21 = 55050527773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55050527773) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7233022 + ... + 7240628.

It is an arithmetic number, because the mean of its divisors is an integer number (1937727168).

Almost surely, 255050527775 is an apocalyptic number.

55050527775 is a deficient number, since it is larger than the sum of its proper divisors (37960376289).

55050527775 is a wasteful number, since it uses less digits than its factorization.

55050527775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9720 (or 9715 counting only the distinct ones).

The product of its (nonzero) digits is 2143750, while the sum is 48.

The spelling of 55050527775 in words is "fifty-five billion, fifty million, five hundred twenty-seven thousand, seven hundred seventy-five".

Divisors: 1 3 5 15 25 47 75 141 235 705 1175 2053 3525 6159 7607 10265 22821 30795 38035 51325 96491 114105 153975 190175 289473 357529 482455 570525 1072587 1447365 1787645 2412275 5362935 7236825 8938225 15617171 26814675 46851513 78085855 234257565 390429275 734007037 1171287825 2202021111 3670035185 11010105555 18350175925 55050527775