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688107141622 = 27111534202797
BaseRepresentation
bin10100000001101100110…
…00011011100111110110
32102210010100222121001201
422000312120123213312
542233220412012442
61244040112043114
7100466636125015
oct12006630334766
92383110877051
10688107141622
112459085a711a
12b143983349a
134cb71579734
1425439a16a7c
1512d74e4c7b7
hexa03661b9f6

688107141622 has 16 divisors (see below), whose sum is σ = 1047606240672. Its totient is φ = 338913469440.

The previous prime is 688107141583. The next prime is 688107141643. The reversal of 688107141622 is 226141701886.

688107141622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1937673 + ... + 2265124.

It is an arithmetic number, because the mean of its divisors is an integer number (65475390042).

Almost surely, 2688107141622 is an apocalyptic number.

688107141622 is a deficient number, since it is larger than the sum of its proper divisors (359499099050).

688107141622 is a wasteful number, since it uses less digits than its factorization.

688107141622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4204023.

The product of its (nonzero) digits is 258048, while the sum is 46.

The spelling of 688107141622 in words is "six hundred eighty-eight billion, one hundred seven million, one hundred forty-one thousand, six hundred twenty-two".

Divisors: 1 2 71 142 1153 2306 81863 163726 4202797 8405594 298398587 596797174 4845824941 9691649882 344053570811 688107141622