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142000206 = 23232713797
BaseRepresentation
bin10000111011011…
…00000001001110
3100220012100122220
420131230001032
5242323001311
622031320210
73342660525
oct1035540116
9326170586
10142000206
1173178947
123b680066
132355a8ba
1414c054bc
15c6ee206
hex876c04e

142000206 has 32 divisors (see below), whose sum is σ = 297520128. Its totient is φ = 45096480.

The previous prime is 142000169. The next prime is 142000241. The reversal of 142000206 is 602000241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35500 + ... + 39296.

It is an arithmetic number, because the mean of its divisors is an integer number (9297504).

Almost surely, 2142000206 is an apocalyptic number.

142000206 is an abundant number, since it is smaller than the sum of its proper divisors (155519922).

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

142000206 is a wasteful number, since it uses less digits than its factorization.

142000206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4096.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 142000206 is about 11916.3839313778. The cubic root of 142000206 is about 521.7105969100.

Adding to 142000206 its reverse (602000241), we get a palindrome (744000447).

The spelling of 142000206 in words is "one hundred forty-two million, two hundred six", and thus it is an aban number.

Divisors: 1 2 3 6 23 46 69 138 271 542 813 1626 3797 6233 7594 11391 12466 18699 22782 37398 87331 174662 261993 523986 1028987 2057974 3086961 6173922 23666701 47333402 71000103 142000206