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80170524736 = 26353932
BaseRepresentation
bin100101010101010001…
…0010010000001000000
321122221012222121221221
41022222202102001000
52303142123242421
6100455124324424
75535462134161
oct1125242220100
9248835877857
1080170524736
1131000197915
1213654b43714
13773856bc23
143c47687768
152143454841
hex12aa892040

80170524736 has 21 divisors (see below), whose sum is σ = 159092880061. Its totient is φ = 40084129792.

The previous prime is 80170524631. The next prime is 80170524767. The reversal of 80170524736 is 63742507108.

The square root of 80170524736 is 283144.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 79727169600 + 443355136 = 282360^2 + 21056^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80170524692 and 80170524701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2247456 + ... + 2282848.

Almost surely, 280170524736 is an apocalyptic number.

80170524736 is the 283144-th square number.

It is an amenable number.

80170524736 is a deficient number, since it is larger than the sum of its proper divisors (78922355325).

80170524736 is an frugal number, since it uses more digits than its factorization.

80170524736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70798 (or 35395 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 80170524736 in words is "eighty billion, one hundred seventy million, five hundred twenty-four thousand, seven hundred thirty-six".

Divisors: 1 2 4 8 16 32 64 35393 70786 141572 283144 566288 1132576 2265152 1252664449 2505328898 5010657796 10021315592 20042631184 40085262368 80170524736