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1442013312140 = 225971061700571
BaseRepresentation
bin10100111110111110101…
…100001111010010001100
312002212002101110012000122
4110332332230033102030
5142111220401442030
63022241325444112
7206116301625362
oct24767654172214
95085071405018
101442013312140
11506610a15565
121b357b410638
13a5c9ab14a9b
144db18339632
152779b7888e5
hex14fbeb0f48c

1442013312140 has 48 divisors (see below), whose sum is σ = 3062334721824. Its totient is φ = 570320025600.

The previous prime is 1442013312119. The next prime is 1442013312151. The reversal of 1442013312140 is 412133102441.

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 15 ways as a sum of consecutive naturals, for example, 1708055 + ... + 2408625.

It is an arithmetic number, because the mean of its divisors is an integer number (63798640038).

Almost surely, 21442013312140 is an apocalyptic number.

1442013312140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1442013312140 is an abundant number, since it is smaller than the sum of its proper divisors (1620321409684).

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

1442013312140 is a wasteful number, since it uses less digits than its factorization.

1442013312140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701738 (or 701736 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1442013312140 its reverse (412133102441), we get a palindrome (1854146414581).

The spelling of 1442013312140 in words is "one trillion, four hundred forty-two billion, thirteen million, three hundred twelve thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 97 194 388 485 970 1061 1940 2122 4244 5305 10610 21220 102917 205834 411668 514585 700571 1029170 1401142 2058340 2802284 3502855 7005710 14011420 67955387 135910774 271821548 339776935 679553870 743305831 1359107740 1486611662 2973223324 3716529155 7433058310 14866116620 72100665607 144201331214 288402662428 360503328035 721006656070 1442013312140