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18014374360 = 235172632383
BaseRepresentation
bin10000110001101111…
…011000100111011000
31201111110020000221101
4100301233120213120
5243343134434420
612135314321144
71205261440603
oct206157304730
951443200841
1018014374360
1177047100a4
1235a8b891b4
1319111c4218
14c2c6cd33a
1570679760a
hex431bd89d8

18014374360 has 96 divisors (see below), whose sum is σ = 43192880640. Its totient is φ = 6738455552.

The previous prime is 18014374351. The next prime is 18014374423. The reversal of 18014374360 is 6347341081.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 47034729 + ... + 47035111.

It is an arithmetic number, because the mean of its divisors is an integer number (449925840).

Almost surely, 218014374360 is an apocalyptic number.

18014374360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18014374360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21596440320).

18014374360 is an abundant number, since it is smaller than the sum of its proper divisors (25178506280).

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

18014374360 is a wasteful number, since it uses less digits than its factorization.

18014374360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 18014374360 in words is "eighteen billion, fourteen million, three hundred seventy-four thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 263 340 383 526 680 766 1052 1315 1532 1915 2104 2630 3064 3830 4471 5260 6511 7660 8942 10520 13022 15320 17884 22355 26044 32555 35768 44710 52088 65110 69169 89420 100729 130220 138338 178840 201458 260440 276676 345845 402916 503645 553352 691690 805832 1007290 1175873 1383380 1712393 2014580 2351746 2766760 3424786 4029160 4703492 5879365 6849572 8561965 9406984 11758730 13699144 17123930 23517460 26491727 34247860 47034920 52983454 68495720 105966908 132458635 211933816 264917270 450359359 529834540 900718718 1059669080 1801437436 2251796795 3602874872 4503593590 9007187180 18014374360