Base | Representation |
---|---|
bin | 1000010001100001010… |
… | …0111110001110000100 |
3 | 111120220010101101200111 |
4 | 2010120110332032010 |
5 | 4312101332243214 |
6 | 145144341522404 |
7 | 13161261450154 |
oct | 2043024761604 |
9 | 446803341614 |
10 | 142142071684 |
11 | 55311548318 |
12 | 2366b113404 |
13 | 105335c0632 |
14 | 6c45d0a764 |
15 | 3a6dce95c4 |
hex | 211853e384 |
142142071684 has 12 divisors (see below), whose sum is σ = 248891514508. Its totient is φ = 71030210400.
The previous prime is 142142071667. The next prime is 142142071727. The reversal of 142142071684 is 486170241241.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 766071684 + 141376000000 = 27678^2 + 376000^2 .
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10198527 + ... + 10212454.
Almost surely, 2142142071684 is an apocalyptic number.
It is an amenable number.
142142071684 is a deficient number, since it is larger than the sum of its proper divisors (106749442824).
142142071684 is a wasteful number, since it uses less digits than its factorization.
142142071684 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20412726 (or 20412724 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 40.
The spelling of 142142071684 in words is "one hundred forty-two billion, one hundred forty-two million, seventy-one thousand, six hundred eighty-four".
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