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142321164302254 = 2710165797450161
BaseRepresentation
bin100000010111000010111010…
…011100010011011110101110
3200122220202210122101100222211
4200113002322130103132232
5122123242221030133004
61222405235033401034
741656236061232560
oct4027027234233656
9618822718340884
10142321164302254
1141391080a41913
1213b66965b6917a
136154a9c754232
142720549a81330
15116c177c2c504
hex8170ba7137ae

142321164302254 has 8 divisors (see below), whose sum is σ = 243979138803888. Its totient is φ = 60994784700960.

The previous prime is 142321164302209. The next prime is 142321164302257. The reversal of 142321164302254 is 452203461123241.

142321164302254 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (142321164302257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5082898725067 + ... + 5082898725094.

It is an arithmetic number, because the mean of its divisors is an integer number (30497392350486).

Almost surely, 2142321164302254 is an apocalyptic number.

142321164302254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142321164302254 is a deficient number, since it is larger than the sum of its proper divisors (101657974501634).

142321164302254 is a wasteful number, since it uses less digits than its factorization.

142321164302254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10165797450170.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 142321164302254 in words is "one hundred forty-two trillion, three hundred twenty-one billion, one hundred sixty-four million, three hundred two thousand, two hundred fifty-four".

Divisors: 1 2 7 14 10165797450161 20331594900322 71160582151127 142321164302254