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142314450512 = 24134315911723
BaseRepresentation
bin1000010010001010011…
…0100010111001010000
3111121100010202010222112
42010202212202321100
54312424444404022
6145213420324452
713165453604303
oct2044246427120
9447303663875
10142314450512
115539a885063
12236b89a3728
1310560226640
146c60b7cb3a
153a7dee98e2
hex21229a2e50

142314450512 has 40 divisors (see below), whose sum is σ = 303850281504. Its totient is φ = 64156063104.

The previous prime is 142314450491. The next prime is 142314450517. The reversal of 142314450512 is 215054413241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142314450517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7946918 + ... + 7964805.

Almost surely, 2142314450512 is an apocalyptic number.

It is an amenable number.

142314450512 is an abundant number, since it is smaller than the sum of its proper divisors (161535830992).

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

142314450512 is a wasteful number, since it uses less digits than its factorization.

142314450512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15911787 (or 15911781 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 142314450512 its reverse (215054413241), we get a palindrome (357368863753).

The spelling of 142314450512 in words is "one hundred forty-two billion, three hundred fourteen million, four hundred fifty thousand, five hundred twelve".

Divisors: 1 2 4 8 13 16 26 43 52 86 104 172 208 344 559 688 1118 2236 4472 8944 15911723 31823446 63646892 127293784 206852399 254587568 413704798 684204089 827409596 1368408178 1654819192 2736816356 3309638384 5473632712 8894653157 10947265424 17789306314 35578612628 71157225256 142314450512