Base | Representation |
---|---|
bin | 10001000000101… |
… | …11011111110001 |
3 | 100221112001010122 |
4 | 20200113133301 |
5 | 243012440302 |
6 | 22054340025 |
7 | 3351644333 |
oct | 1040273761 |
9 | 327461118 |
10 | 142702577 |
11 | 73608616 |
12 | 3b95a615 |
13 | 237454c4 |
14 | 14d49453 |
15 | c7dc3a2 |
hex | 88177f1 |
142702577 has 2 divisors, whose sum is σ = 142702578. Its totient is φ = 142702576.
The previous prime is 142702537. The next prime is 142702621. The reversal of 142702577 is 775207241.
142702577 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 130896481 + 11806096 = 11441^2 + 3436^2 .
It is an emirp because it is prime and its reverse (775207241) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 142702577 - 28 = 142702321 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (142702507) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71351288 + 71351289.
It is an arithmetic number, because the mean of its divisors is an integer number (71351289).
Almost surely, 2142702577 is an apocalyptic number.
It is an amenable number.
142702577 is a deficient number, since it is larger than the sum of its proper divisors (1).
142702577 is an equidigital number, since it uses as much as digits as its factorization.
142702577 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27440, while the sum is 35.
The square root of 142702577 is about 11945.8183897128. The cubic root of 142702577 is about 522.5693559636.
The spelling of 142702577 in words is "one hundred forty-two million, seven hundred two thousand, five hundred seventy-seven".
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