Base | Representation |
---|---|
bin | 10001000000000… |
… | …00100010000000 |
3 | 100221100021002202 |
4 | 20200000202000 |
5 | 243001433022 |
6 | 22052332332 |
7 | 3351103154 |
oct | 1040004200 |
9 | 327307082 |
10 | 142608512 |
11 | 73553982 |
12 | 3b9140a8 |
13 | 23711747 |
14 | 14d23064 |
15 | c7be592 |
hex | 8800880 |
142608512 has 32 divisors (see below), whose sum is σ = 300819420. Its totient is φ = 67108864.
The previous prime is 142608469. The next prime is 142608523. The reversal of 142608512 is 215806241.
It can be written as a sum of positive squares in 2 ways, for example, as 105349696 + 37258816 = 10264^2 + 6104^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is an unprimeable number.
In principle, a polygon with 142608512 sides can be constructed with ruler and compass.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30593 + ... + 34944.
Almost surely, 2142608512 is an apocalyptic number.
It is an amenable number.
142608512 is an abundant number, since it is smaller than the sum of its proper divisors (158210908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142608512 is an equidigital number, since it uses as much as digits as its factorization.
142608512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65568 (or 65556 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 29.
The square root of 142608512 is about 11941.8805889190. The cubic root of 142608512 is about 522.4545103594.
The spelling of 142608512 in words is "one hundred forty-two million, six hundred eight thousand, five hundred twelve".
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