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14518159860 = 22354121612731
BaseRepresentation
bin11011000010101100…
…11000100111110100
31101110210110221021110
431201112120213310
5214213122103420
610400342315020
71022526215451
oct154126304764
941423427243
1014518159860
116180139426
122992128a70
1314a4a81949
149ba238828
1559e886ee0
hex3615989f4

14518159860 has 96 divisors (see below), whose sum is σ = 41676856704. Its totient is φ = 3773952000.

The previous prime is 14518159811. The next prime is 14518159879. The reversal of 14518159860 is 6895181541.

14518159860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 31 ways as a sum of consecutive naturals, for example, 5314695 + ... + 5317425.

It is an arithmetic number, because the mean of its divisors is an integer number (434133924).

Almost surely, 214518159860 is an apocalyptic number.

14518159860 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 14518159860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20838428352).

14518159860 is an abundant number, since it is smaller than the sum of its proper divisors (27158696844).

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

14518159860 is a wasteful number, since it uses less digits than its factorization.

14518159860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4945 (or 4943 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 48.

The spelling of 14518159860 in words is "fourteen billion, five hundred eighteen million, one hundred fifty-nine thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 41 60 82 123 164 205 246 410 492 615 820 1230 2161 2460 2731 4322 5462 6483 8193 8644 10805 10924 12966 13655 16386 21610 25932 27310 32415 32772 40965 43220 54620 64830 81930 88601 111971 129660 163860 177202 223942 265803 335913 354404 443005 447884 531606 559855 671826 886010 1063212 1119710 1329015 1343652 1679565 1772020 2239420 2658030 3359130 5316060 5901691 6718260 11803382 17705073 23606764 29508455 35410146 59016910 70820292 88525365 118033820 177050730 241969331 354101460 483938662 725907993 967877324 1209846655 1451815986 2419693310 2903631972 3629539965 4839386620 7259079930 14518159860