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142914306 = 2323819051
BaseRepresentation
bin10001000010010…
…11001100000010
3100221220210120110
420201023030002
5243041224211
622103052150
73353515533
oct1041131402
9327823513
10142914306
11737426a7
123ba41056
13237ba9a2
1414da268a
15c82eea6
hex884b302

142914306 has 8 divisors (see below), whose sum is σ = 285828624. Its totient is φ = 47638100.

The previous prime is 142914301. The next prime is 142914307. The reversal of 142914306 is 603419241.

142914306 is digitally balanced in base 3, 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.

142914306 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (142914301) 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, 11909520 + ... + 11909531.

It is an arithmetic number, because the mean of its divisors is an integer number (35728578).

Almost surely, 2142914306 is an apocalyptic number.

142914306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142914306 is a wasteful number, since it uses less digits than its factorization.

142914306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23819056.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 142914306 is about 11954.6771600073. The cubic root of 142914306 is about 522.8276750817.

The spelling of 142914306 in words is "one hundred forty-two million, nine hundred fourteen thousand, three hundred six".

Divisors: 1 2 3 6 23819051 47638102 71457153 142914306