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41540335161 = 3136133195261
BaseRepresentation
bin100110101011111111…
…110011011000111001
310222020000110200002220
4212223333303120321
51140033311211121
631030001314253
73000260010603
oct465377633071
9128200420086
1041540335161
1116687488706
128073935989
133bc0227aa0
142020db0173
151131d4c6c6
hex9abff3639

41540335161 has 32 divisors (see below), whose sum is σ = 60655284480. Its totient is φ = 25131859200.

The previous prime is 41540335139. The next prime is 41540335163. The reversal of 41540335161 is 16153304514.

It is a happy number.

It is not a de Polignac number, because 41540335161 - 25 = 41540335129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41540335163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7893271 + ... + 7898531.

It is an arithmetic number, because the mean of its divisors is an integer number (1895477640).

Almost surely, 241540335161 is an apocalyptic number.

It is an amenable number.

41540335161 is a deficient number, since it is larger than the sum of its proper divisors (19114949319).

41540335161 is a wasteful number, since it uses less digits than its factorization.

41540335161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8657.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 41540335161 its reverse (16153304514), we get a palindrome (57693639675).

The spelling of 41540335161 in words is "forty-one billion, five hundred forty million, three hundred thirty-five thousand, one hundred sixty-one".

Divisors: 1 3 13 39 61 183 793 2379 3319 5261 9957 15783 43147 68393 129441 202459 205179 320921 607377 962763 2631967 4171973 7895901 12515919 17461259 52383777 226996367 680989101 1065136799 3195410397 13846778387 41540335161