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142228141859 = 1816171273567
BaseRepresentation
bin1000010001110101110…
…1010011011100100011
3111121010010100012202202
42010131131103130203
54312240401014414
6145201054403415
713163355154466
oct2043535233443
9447103305682
10142228141859
11553560950a1
1223693b0056b
131054839792b
146c535132dd
153a7664b9de
hex211d753723

142228141859 has 8 divisors (see below), whose sum is σ = 143245834368. Its totient is φ = 141212998080.

The previous prime is 142228141843. The next prime is 142228141889. The reversal of 142228141859 is 958141822241.

142228141859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 142228141859 - 24 = 142228141843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142228141889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525107 + ... + 748460.

It is an arithmetic number, because the mean of its divisors is an integer number (17905729296).

Almost surely, 2142228141859 is an apocalyptic number.

142228141859 is a deficient number, since it is larger than the sum of its proper divisors (1017692509).

142228141859 is a wasteful number, since it uses less digits than its factorization.

142228141859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274365.

The product of its digits is 368640, while the sum is 47.

The spelling of 142228141859 in words is "one hundred forty-two billion, two hundred twenty-eight million, one hundred forty-one thousand, eight hundred fifty-nine".

Divisors: 1 181 617 111677 1273567 230515627 785790839 142228141859