Base | Representation |
---|---|
bin | 10000111100100… |
… | …11100100010001 |
3 | 100220111120212102 |
4 | 20132103210101 |
5 | 242343142233 |
6 | 22035010145 |
7 | 3344234015 |
oct | 1036234421 |
9 | 326446772 |
10 | 142162193 |
11 | 73279618 |
12 | 3b739955 |
13 | 235b6554 |
14 | 14c48545 |
15 | c7321e8 |
hex | 8793911 |
142162193 has 2 divisors, whose sum is σ = 142162194. Its totient is φ = 142162192.
The previous prime is 142162157. The next prime is 142162213. The reversal of 142162193 is 391261241.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 131515024 + 10647169 = 11468^2 + 3263^2 .
It is a cyclic number.
It is not a de Polignac number, because 142162193 - 224 = 125384977 is a prime.
It is not a weakly prime, because it can be changed into another prime (142162393) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71081096 + 71081097.
It is an arithmetic number, because the mean of its divisors is an integer number (71081097).
Almost surely, 2142162193 is an apocalyptic number.
It is an amenable number.
142162193 is a deficient number, since it is larger than the sum of its proper divisors (1).
142162193 is an equidigital number, since it uses as much as digits as its factorization.
142162193 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2592, while the sum is 29.
The square root of 142162193 is about 11923.1788127160. The cubic root of 142162193 is about 521.9089023023.
The spelling of 142162193 in words is "one hundred forty-two million, one hundred sixty-two thousand, one hundred ninety-three".
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