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142014331140 = 223511215173229
BaseRepresentation
bin1000010001000010110…
…1101011100100000100
3111120120020000111121020
42010100231223210010
54311321132044030
6145123535551140
713155150616563
oct2042055534404
9446506014536
10142014331140
1155256429a20
122363438b4b0
1310512cb6406
146c32d77bda
153a629b5510
hex2110b6b904

142014331140 has 48 divisors (see below), whose sum is σ = 433789231680. Its totient is φ = 34427716480.

The previous prime is 142014331133. The next prime is 142014331141. The reversal of 142014331140 is 41133410241.

It is a self number, because there is not a number n which added to its sum of digits gives 142014331140.

It is not an unprimeable number, because it can be changed into a prime (142014331141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107585955 + ... + 107587274.

It is an arithmetic number, because the mean of its divisors is an integer number (9037275660).

Almost surely, 2142014331140 is an apocalyptic number.

142014331140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142014331140 is an abundant number, since it is smaller than the sum of its proper divisors (291774900540).

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

142014331140 is a wasteful number, since it uses less digits than its factorization.

142014331140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215173252 (or 215173250 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 142014331140 its reverse (41133410241), we get a palindrome (183147741381).

The spelling of 142014331140 in words is "one hundred forty-two billion, fourteen million, three hundred thirty-one thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 215173229 430346458 645519687 860692916 1075866145 1291039374 2151732290 2366905519 2582078748 3227598435 4303464580 4733811038 6455196870 7100716557 9467622076 11834527595 12910393740 14201433114 23669055190 28402866228 35503582785 47338110380 71007165570 142014331140