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142852 = 2271503
BaseRepresentation
bin100010111000000100
321020221211
4202320010
514032402
63021204
71133323
oct427004
9236854
10142852
1198366
126a804
1350038
143a0ba
152c4d7
hex22e04

142852 has 12 divisors (see below), whose sum is σ = 254016. Its totient is φ = 70280.

The previous prime is 142841. The next prime is 142867. The reversal of 142852 is 258241.

It is an unprimeable number.

142852 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33 + ... + 535.

It is an arithmetic number, because the mean of its divisors is an integer number (21168).

2142852 is an apocalyptic number.

It is an amenable number.

142852 is a deficient number, since it is larger than the sum of its proper divisors (111164).

142852 is a wasteful number, since it uses less digits than its factorization.

142852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 576 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 142852 is about 377.9576695875. The cubic root of 142852 is about 52.2751685404.

The spelling of 142852 in words is "one hundred forty-two thousand, eight hundred fifty-two".