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19408411114 = 2174361283769
BaseRepresentation
bin10010000100110101…
…001101100111101010
31212002121100102212021
4102010311031213222
5304222023123424
612525513335054
71254646525651
oct220465154752
955077312767
1019408411114
11825a5a6594
123917a0748a
131aa3c65641
14d218cc198
15788d604e4
hex484d4d9ea

19408411114 has 64 divisors (see below), whose sum is σ = 32214188160. Its totient is φ = 8732344320.

The previous prime is 19408411109. The next prime is 19408411129. The reversal of 19408411114 is 41111480491.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 19408411114.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25238122 + ... + 25238890.

It is an arithmetic number, because the mean of its divisors is an integer number (503346690).

Almost surely, 219408411114 is an apocalyptic number.

19408411114 is a deficient number, since it is larger than the sum of its proper divisors (12805777046).

19408411114 is a wasteful number, since it uses less digits than its factorization.

19408411114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175.

The product of its (nonzero) digits is 4608, while the sum is 34.

The spelling of 19408411114 in words is "nineteen billion, four hundred eight million, four hundred eleven thousand, one hundred fourteen".

Divisors: 1 2 17 34 43 61 86 122 283 566 731 769 1037 1462 1538 2074 2623 4811 5246 9622 12169 13073 17263 24338 26146 33067 34526 44591 46909 66134 89182 93818 206873 217627 293471 413746 435254 562139 586942 742309 797453 1124278 1484618 1594906 2017087 3699659 4034174 7399318 9357961 12619253 13275247 18715922 25238506 26550494 34290479 68580958 159085337 225679199 318170674 451358398 570835621 1141671242 9704205557 19408411114