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142386262 = 2312122811
BaseRepresentation
bin10000111110010…
…10010001010110
3100220220222020021
420133022101112
5242422330022
622043455354
73346156204
oct1037122126
9326828207
10142386262
11734119a7
123b82755a
1323664535
1414ca6074
15c7787c7
hex87ca456

142386262 has 8 divisors (see below), whose sum is σ = 213657192. Its totient is φ = 71167200.

The previous prime is 142386241. The next prime is 142386289. The reversal of 142386262 is 262683241.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5164 + ... + 17647.

It is an arithmetic number, because the mean of its divisors is an integer number (26707149).

Almost surely, 2142386262 is an apocalyptic number.

142386262 is a deficient number, since it is larger than the sum of its proper divisors (71270930).

142386262 is a wasteful number, since it uses less digits than its factorization.

142386262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25934.

The product of its digits is 27648, while the sum is 34.

The square root of 142386262 is about 11932.5714747493. The cubic root of 142386262 is about 522.1829606786.

The spelling of 142386262 in words is "one hundred forty-two million, three hundred eighty-six thousand, two hundred sixty-two".

Divisors: 1 2 3121 6242 22811 45622 71193131 142386262