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14378383810 = 257615635981
BaseRepresentation
bin11010110010000010…
…01011100111000010
31101010001110120120201
431121001023213002
5213421331240220
610334430355414
71016211150220
oct153101134702
941101416521
1014378383810
11610924a62a
12295335bb6a
131481b2251b
149a5851b10
15592476d0a
hex35904b9c2

14378383810 has 64 divisors (see below), whose sum is σ = 30121714944. Its totient is φ = 4839494400.

The previous prime is 14378383793. The next prime is 14378383813. The reversal of 14378383810 is 1838387341.

It is a super-2 number, since 2×143783838102 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14378383813) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2401020 + ... + 2407000.

It is an arithmetic number, because the mean of its divisors is an integer number (470651796).

Almost surely, 214378383810 is an apocalyptic number.

14378383810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14378383810 is an abundant number, since it is smaller than the sum of its proper divisors (15743331134).

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

14378383810 is a wasteful number, since it uses less digits than its factorization.

14378383810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6619.

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 14378383810 in words is "fourteen billion, three hundred seventy-eight million, three hundred eighty-three thousand, eight hundred ten".

Divisors: 1 2 5 7 10 14 35 61 70 122 305 427 563 610 854 1126 2135 2815 3941 4270 5630 5981 7882 11962 19705 29905 34343 39410 41867 59810 68686 83734 171715 209335 240401 343430 364841 418670 480802 729682 1202005 1824205 2404010 2553887 3367303 3648410 5107774 6734606 12769435 16836515 23571121 25538870 33673030 47142242 117855605 205405483 235711210 410810966 1027027415 1437838381 2054054830 2875676762 7189191905 14378383810