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142055253341 = 17328914157
BaseRepresentation
bin1000010001001100100…
…1110010010101011101
3111120200002000120022022
42010103021302111131
54311412121101331
6145132001025525
713156155505361
oct2042311622535
9446602016268
10142055253341
115527753a421
12236460252a5
131051b613931
146c3858b2a1
153a6639a67b
hex211327255d

142055253341 has 8 divisors (see below), whose sum is σ = 150931904760. Its totient is φ = 133699057344.

The previous prime is 142055253271. The next prime is 142055253383. The reversal of 142055253341 is 143352550241.

It can be written as a sum of positive squares in 4 ways, for example, as 27273201316 + 114782052025 = 165146^2 + 338795^2 .

It is a de Polignac number, because none of the positive numbers 2k-142055253341 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 (142055453341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14452166 + ... + 14461991.

It is an arithmetic number, because the mean of its divisors is an integer number (18866488095).

Almost surely, 2142055253341 is an apocalyptic number.

It is an amenable number.

142055253341 is a deficient number, since it is larger than the sum of its proper divisors (8876651419).

142055253341 is an frugal number, since it uses more digits than its factorization.

142055253341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28914208 (or 28914174 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 142055253341 in words is "one hundred forty-two billion, fifty-five million, two hundred fifty-three thousand, three hundred forty-one".

Divisors: 1 17 289 4913 28914157 491540669 8356191373 142055253341