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83082523615705 = 516616504723141
BaseRepresentation
bin10010111001000000101000…
…010011101010000111011001
3101220011121111220212100000101
4102321000220103222013121
541342211002021200310
6452411330123335401
723333341246413265
oct2271005023520731
9356147456770011
1083082523615705
1124522111695809
129399b49081561
1337488575a4453
1416733038630a5
15991278e8e43a
hex4b90284ea1d9

83082523615705 has 4 divisors (see below), whose sum is σ = 99699028338852. Its totient is φ = 66466018892560.

The previous prime is 83082523615691. The next prime is 83082523615727. The reversal of 83082523615705 is 50751632528038.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13780844609536 + 69301679006169 = 3712256^2 + 8324763^2 .

It is not a de Polignac number, because 83082523615705 - 29 = 83082523615193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8308252361566 + ... + 8308252361575.

It is an arithmetic number, because the mean of its divisors is an integer number (24924757084713).

Almost surely, 283082523615705 is an apocalyptic number.

It is an amenable number.

83082523615705 is a deficient number, since it is larger than the sum of its proper divisors (16616504723147).

83082523615705 is a wasteful number, since it uses less digits than its factorization.

83082523615705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16616504723146.

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 83082523615705 in words is "eighty-three trillion, eighty-two billion, five hundred twenty-three million, six hundred fifteen thousand, seven hundred five".

Divisors: 1 5 16616504723141 83082523615705