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142751068480 = 265667966791
BaseRepresentation
bin1000010011110010100…
…0000111000101000000
3111122110120022122020101
42010330220013011000
54314323233142410
6145325014452144
713212335030056
oct2047450070500
9448416278211
10142751068480
11555a4290659
12237bb064054
13105cc819277
146ca2b561d6
153aa74e2d3a
hex213ca07140

142751068480 has 56 divisors (see below), whose sum is σ = 339981966720. Its totient is φ = 57091023360.

The previous prime is 142751068469. The next prime is 142751068483. The reversal of 142751068480 is 84860157241.

It is a self number, because there is not a number n which added to its sum of digits gives 142751068480.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142751068483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2103885 + ... + 2170675.

Almost surely, 2142751068480 is an apocalyptic number.

142751068480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142751068480 is an abundant number, since it is smaller than the sum of its proper divisors (197230898240).

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

142751068480 is an equidigital number, since it uses as much as digits as its factorization.

142751068480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73487 (or 73477 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 46.

The spelling of 142751068480 in words is "one hundred forty-two billion, seven hundred fifty-one million, sixty-eight thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 6679 13358 26716 33395 53432 66790 66791 106864 133580 133582 213728 267160 267164 333955 427456 534320 534328 667910 1068640 1068656 1335820 2137280 2137312 2671640 4274624 5343280 10686560 21373120 446097089 892194178 1784388356 2230485445 3568776712 4460970890 7137553424 8921941780 14275106848 17843883560 28550213696 35687767120 71375534240 142751068480