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142323853 = 7136114939
BaseRepresentation
bin10000111101110…
…11000010001101
3100220210210121211
420132323002031
5242413330403
622042254421
73345506230
oct1036730215
9326723554
10142323853
117337a021
123b7b7411
1323641cc9
1414c8b417
15c76506d
hex87bb08d

142323853 has 8 divisors (see below), whose sum is σ = 162786240. Its totient is φ = 121894080.

The previous prime is 142323829. The next prime is 142323877. The reversal of 142323853 is 358323241.

142323853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (142323829) and next prime (142323877).

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

It is not a de Polignac number, because 142323853 - 221 = 140226701 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 (142323253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2058 + ... + 16996.

It is an arithmetic number, because the mean of its divisors is an integer number (20348280).

Almost surely, 2142323853 is an apocalyptic number.

It is an amenable number.

142323853 is a deficient number, since it is larger than the sum of its proper divisors (20462387).

142323853 is a wasteful number, since it uses less digits than its factorization.

142323853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16307.

The product of its digits is 17280, while the sum is 31.

The square root of 142323853 is about 11929.9561189470. The cubic root of 142323853 is about 522.1066572525.

The spelling of 142323853 in words is "one hundred forty-two million, three hundred twenty-three thousand, eight hundred fifty-three".

Divisors: 1 7 1361 9527 14939 104573 20331979 142323853