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82461016105 = 5131268631017
BaseRepresentation
bin100110011001100001…
…1110100000000101001
321212211211221122102121
41030303003310000221
52322340010003410
6101514305431241
75646314033446
oct1146303640051
9255754848377
1082461016105
1131a76103996
1213b9403b521
137a11c65070
143dc395c9cd
1522295989da
hex13330f4029

82461016105 has 8 divisors (see below), whose sum is σ = 106565005512. Its totient is φ = 60894288768.

The previous prime is 82461016103. The next prime is 82461016109. The reversal of 82461016105 is 50161016428.

It can be written as a sum of positive squares in 4 ways, for example, as 6794210329 + 75666805776 = 82427^2 + 275076^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82461016105 - 21 = 82461016103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82461016103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634315444 + ... + 634315573.

It is an arithmetic number, because the mean of its divisors is an integer number (13320625689).

Almost surely, 282461016105 is an apocalyptic number.

It is an amenable number.

82461016105 is a deficient number, since it is larger than the sum of its proper divisors (24103989407).

82461016105 is a wasteful number, since it uses less digits than its factorization.

82461016105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268631035.

The product of its (nonzero) digits is 11520, while the sum is 34.

The spelling of 82461016105 in words is "eighty-two billion, four hundred sixty-one million, sixteen thousand, one hundred five".

Divisors: 1 5 13 65 1268631017 6343155085 16492203221 82461016105