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142935 = 3513733
BaseRepresentation
bin100010111001010111
321021001220
4202321113
514033220
63021423
71133502
oct427127
9237056
10142935
1198431
126a873
13500a0
143a139
152c540
hex22e57

142935 has 16 divisors (see below), whose sum is σ = 246624. Its totient is φ = 70272.

The previous prime is 142907. The next prime is 142939. The reversal of 142935 is 539241.

It is not a de Polignac number, because 142935 - 25 = 142903 is a prime.

It is a nialpdrome in base 11.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 142935.

It is not an unprimeable number, because it can be changed into a prime (142939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172 + ... + 561.

It is an arithmetic number, because the mean of its divisors is an integer number (15414).

2142935 is an apocalyptic number.

142935 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142935 is a deficient number, since it is larger than the sum of its proper divisors (103689).

142935 is a wasteful number, since it uses less digits than its factorization.

142935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754.

The product of its digits is 1080, while the sum is 24.

The square root of 142935 is about 378.0674542988. The cubic root of 142935 is about 52.2852909023.

The spelling of 142935 in words is "one hundred forty-two thousand, nine hundred thirty-five".