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120142108783 is a prime number
BaseRepresentation
bin110111111100100000…
…1110001100001101111
3102111002220120111002201
41233321001301201233
53432022334440113
6131105330202331
711452143034504
oct1577101614157
9374086514081
10120142108783
1146a520a75a4
121b34b4233a7
13b4387824c8
145b5a1794ab
1531d26c6cdd
hex1bf907186f

120142108783 has 2 divisors, whose sum is σ = 120142108784. Its totient is φ = 120142108782.

The previous prime is 120142108741. The next prime is 120142108799. The reversal of 120142108783 is 387801241021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-120142108783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120142108733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60071054391 + 60071054392.

It is an arithmetic number, because the mean of its divisors is an integer number (60071054392).

Almost surely, 2120142108783 is an apocalyptic number.

120142108783 is a deficient number, since it is larger than the sum of its proper divisors (1).

120142108783 is an equidigital number, since it uses as much as digits as its factorization.

120142108783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21504, while the sum is 37.

The spelling of 120142108783 in words is "one hundred twenty billion, one hundred forty-two million, one hundred eight thousand, seven hundred eighty-three".