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86110781060 = 2254305539053
BaseRepresentation
bin101000000110010011…
…0100011111010000100
322020021012121220201102
41100030212203322010
52402323324443220
6103320404515232
76135622363553
oct1201446437204
9266235556642
1086110781060
1133579322367
12148323abb18
13817414a5b5
14424c583d9a
15238ebda775
hex140c9a3e84

86110781060 has 12 divisors (see below), whose sum is σ = 180832640268. Its totient is φ = 34444312416.

The previous prime is 86110781041. The next prime is 86110781129. The reversal of 86110781060 is 6018701168.

It can be written as a sum of positive squares in 2 ways, for example, as 46607628544 + 39503152516 = 215888^2 + 198754^2 .

It is a super-2 number, since 2×861107810602 (a number of 23 digits) contains 22 as substring.

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, 2152769507 + ... + 2152769546.

It is an arithmetic number, because the mean of its divisors is an integer number (15069386689).

Almost surely, 286110781060 is an apocalyptic number.

It is an amenable number.

86110781060 is an abundant number, since it is smaller than the sum of its proper divisors (94721859208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86110781060 is a wasteful number, since it uses less digits than its factorization.

86110781060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4305539062 (or 4305539060 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 38.

The spelling of 86110781060 in words is "eighty-six billion, one hundred ten million, seven hundred eighty-one thousand, sixty".

Divisors: 1 2 4 5 10 20 4305539053 8611078106 17222156212 21527695265 43055390530 86110781060