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126634414161 = 3675503114487
BaseRepresentation
bin111010111101111111…
…1111101000001010001
3110002212100222202210110
41311323333331001101
54033321402223121
6134101450551533
712102055521513
oct1657377750121
9402770882713
10126634414161
1149783909732
12206617385a9
13bc3183ac18
1461b44d9bb3
153462657d76
hex1d7bffd051

126634414161 has 16 divisors (see below), whose sum is σ = 171398610944. Its totient is φ = 83147060304.

The previous prime is 126634414147. The next prime is 126634414201. The reversal of 126634414161 is 161414436621.

It is not a de Polignac number, because 126634414161 - 25 = 126634414129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126634414141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1048860 + ... + 1163346.

It is an arithmetic number, because the mean of its divisors is an integer number (10712413184).

Almost surely, 2126634414161 is an apocalyptic number.

It is an amenable number.

126634414161 is a deficient number, since it is larger than the sum of its proper divisors (44764196783).

126634414161 is a wasteful number, since it uses less digits than its factorization.

126634414161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120060.

The product of its digits is 82944, while the sum is 39.

The spelling of 126634414161 in words is "one hundred twenty-six billion, six hundred thirty-four million, four hundred fourteen thousand, one hundred sixty-one".

Divisors: 1 3 67 201 5503 16509 114487 343461 368701 1106103 7670629 23011887 630021961 1890065883 42211471387 126634414161