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142041205555 = 5253011122811
BaseRepresentation
bin1000010001001001010…
…0001100101100110011
3111120122002120212100221
42010102110030230303
54311400022034210
6145130335553511
713155625216624
oct2042224145463
9446562525327
10142041205555
115526a615087
122364138b897
1310518735832
146c36771a4b
153a650231da
hex211250cb33

142041205555 has 8 divisors (see below), whose sum is σ = 170456335344. Its totient is φ = 113628372000.

The previous prime is 142041205529. The next prime is 142041205571. The reversal of 142041205555 is 555502140241.

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

It is not a de Polignac number, because 142041205555 - 215 = 142041172787 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142041205555.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434901 + ... + 687910.

It is an arithmetic number, because the mean of its divisors is an integer number (21307041918).

Almost surely, 2142041205555 is an apocalyptic number.

142041205555 is a deficient number, since it is larger than the sum of its proper divisors (28415129789).

142041205555 is a wasteful number, since it uses less digits than its factorization.

142041205555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148117.

The product of its (nonzero) digits is 40000, while the sum is 34.

Adding to 142041205555 its reverse (555502140241), we get a palindrome (697543345796).

The spelling of 142041205555 in words is "one hundred forty-two billion, forty-one million, two hundred five thousand, five hundred fifty-five".

Divisors: 1 5 25301 126505 1122811 5614055 28408241111 142041205555