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142708 = 2235677
BaseRepresentation
bin100010110101110100
321020202111
4202311310
514031313
63020404
71133026
oct426564
9236674
10142708
1198245
126a704
134cc57
143a016
152c43d
hex22d74

142708 has 6 divisors (see below), whose sum is σ = 249746. Its totient is φ = 71352.

The previous prime is 142699. The next prime is 142711. The reversal of 142708 is 807241.

142708 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 131044 + 11664 = 362^2 + 108^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17835 + ... + 17842.

2142708 is an apocalyptic number.

It is an amenable number.

142708 is a deficient number, since it is larger than the sum of its proper divisors (107038).

142708 is a wasteful number, since it uses less digits than its factorization.

142708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35681 (or 35679 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 142708 is about 377.7671240328. The cubic root of 142708 is about 52.2575975460.

Adding to 142708 its reverse (807241), we get a palindrome (949949).

The spelling of 142708 in words is "one hundred forty-two thousand, seven hundred eight".

Divisors: 1 2 4 35677 71354 142708