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86419389386 = 21122691731227
BaseRepresentation
bin101000001111011111…
…1110011101111001010
322021001201022211202102
41100132333303233022
52403441330430021
6103411151233402
76146360455361
oct1203677635712
9267051284672
1086419389386
1133717546370
12148b9818862
1381c3070685
14427b5587d8
1523abd4a00b
hex141eff3bca

86419389386 has 16 divisors (see below), whose sum is σ = 141475952160. Its totient is φ = 39264205680.

The previous prime is 86419389379. The next prime is 86419389437. The reversal of 86419389386 is 68398391468.

It is a super-3 number, since 3×864193893863 (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815696 + ... + 915531.

It is an arithmetic number, because the mean of its divisors is an integer number (8842247010).

Almost surely, 286419389386 is an apocalyptic number.

86419389386 is a deficient number, since it is larger than the sum of its proper divisors (55056562774).

86419389386 is a wasteful number, since it uses less digits than its factorization.

86419389386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1733509.

The product of its digits is 53747712, while the sum is 65.

The spelling of 86419389386 in words is "eighty-six billion, four hundred nineteen million, three hundred eighty-nine thousand, three hundred eighty-six".

Divisors: 1 2 11 22 2269 4538 24959 49918 1731227 3462454 19043497 38086994 3928154063 7856308126 43209694693 86419389386