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17113486554025 = 528273692
BaseRepresentation
bin1111100100001000101101…
…0010010111001110101001
32020121000220022011111120021
43321002023102113032221
54220341410024212100
6100221454401200441
73414260102403511
oct371021322271651
966530808144507
1017113486554025
1154a8875015084
121b04860030121
13971a443c0164
14432423606841
151ea26388ca1a
hexf908b4973a9

17113486554025 has 9 divisors (see below), whose sum is σ = 21220748975461. Its totient is φ = 13690772695840.

The previous prime is 17113486554007. The next prime is 17113486554037. The reversal of 17113486554025 is 52045568431171.

The square root of 17113486554025 is 4136845.

It is a perfect power (a square), and thus also a powerful number.

17113486554025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8508439787929 + 8605046766096 = 2916923^2 + 2933436^2 .

It is not a de Polignac number, because 17113486554025 - 213 = 17113486545833 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 20270541 + ... + 21097909.

Almost surely, 217113486554025 is an apocalyptic number.

17113486554025 is the 4136845-th square number.

17113486554025 is the 2068423-rd centered octagonal number.

It is an amenable number.

17113486554025 is a deficient number, since it is larger than the sum of its proper divisors (4107262421436).

17113486554025 is an frugal number, since it uses more digits than its factorization.

17113486554025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1654748 (or 827374 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 52.

The spelling of 17113486554025 in words is "seventeen trillion, one hundred thirteen billion, four hundred eighty-six million, five hundred fifty-four thousand, twenty-five".

Divisors: 1 5 25 827369 4136845 20684225 684539462161 3422697310805 17113486554025