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142001268589 = 476149529567
BaseRepresentation
bin1000010000111111101…
…1110110011101101101
3111120112022102212011001
42010033323312131231
54311304311043324
6145122352000301
713154631603415
oct2041773663555
9446468385131
10142001268589
115524a017924
122362bb30091
13105103918ab
146c31337645
153a61784e44
hex210fef676d

142001268589 has 8 divisors (see below), whose sum is σ = 147399994368. Its totient is φ = 136701602160.

The previous prime is 142001268571. The next prime is 142001268593. The reversal of 142001268589 is 985862100241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142001268589 - 217 = 142001137517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142001278589) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24761917 + ... + 24767650.

It is an arithmetic number, because the mean of its divisors is an integer number (18424999296).

Almost surely, 2142001268589 is an apocalyptic number.

It is an amenable number.

142001268589 is a deficient number, since it is larger than the sum of its proper divisors (5398725779).

142001268589 is an equidigital number, since it uses as much as digits as its factorization.

142001268589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49529675.

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 142001268589 in words is "one hundred forty-two billion, one million, two hundred sixty-eight thousand, five hundred eighty-nine".

Divisors: 1 47 61 2867 49529567 2327889649 3021303587 142001268589