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86814106 = 253819001
BaseRepresentation
bin1010010110010…
…10110110011010
320001100121120021
411023022312122
5134211022411
612340421054
72102623231
oct513126632
9201317507
1086814106
11450057a5
12250a778a
1314ca7ac2
14b75bb18
15794ca71
hex52cad9a

86814106 has 8 divisors (see below), whose sum is σ = 132678324. Its totient is φ = 42588000.

The previous prime is 86814067. The next prime is 86814109. The reversal of 86814106 is 60141868.

It can be written as a sum of positive squares in 2 ways, for example, as 85100625 + 1713481 = 9225^2 + 1309^2 .

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

It is not an unprimeable number, because it can be changed into a prime (86814109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409395 + ... + 409606.

Almost surely, 286814106 is an apocalyptic number.

86814106 is a deficient number, since it is larger than the sum of its proper divisors (45864218).

86814106 is a wasteful number, since it uses less digits than its factorization.

86814106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819056.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 86814106 is about 9317.4087599504. The cubic root of 86814106 is about 442.7889412737.

The spelling of 86814106 in words is "eighty-six million, eight hundred fourteen thousand, one hundred six".

Divisors: 1 2 53 106 819001 1638002 43407053 86814106