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86701692692 = 2221675423173
BaseRepresentation
bin101000010111111010…
…0101101011100010100
322021210101112100002102
41100233310231130110
52410031113131232
6103455154101232
76156356141156
oct1205764553424
9267711470072
1086701692692
1133851932a8a
121497827a818
1382396b3554
1442a6c42ad6
1523c6a10662
hex142fd2d714

86701692692 has 6 divisors (see below), whose sum is σ = 151727962218. Its totient is φ = 43350846344.

The previous prime is 86701692683. The next prime is 86701692697. The reversal of 86701692692 is 29629610768.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 83628542596 + 3073150096 = 289186^2 + 55436^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86701692697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10837711583 + ... + 10837711590.

It is an arithmetic number, because the mean of its divisors is an integer number (25287993703).

Almost surely, 286701692692 is an apocalyptic number.

It is an amenable number.

86701692692 is a deficient number, since it is larger than the sum of its proper divisors (65026269526).

86701692692 is a wasteful number, since it uses less digits than its factorization.

86701692692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21675423177 (or 21675423175 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 56.

The spelling of 86701692692 in words is "eighty-six billion, seven hundred one million, six hundred ninety-two thousand, six hundred ninety-two".

Divisors: 1 2 4 21675423173 43350846346 86701692692