Base | Representation |
---|---|
bin | 1110010101101… |
… | …1001101111001 |
3 | 11012011112221102 |
4 | 3211123031321 |
5 | 110344024312 |
6 | 5545021145 |
7 | 1330126304 |
oct | 345331571 |
9 | 135145842 |
10 | 60142457 |
11 | 30a48a11 |
12 | 181847b5 |
13 | c5c9a6b |
14 | 7db7b3b |
15 | 542eec2 |
hex | 395b379 |
60142457 has 2 divisors, whose sum is σ = 60142458. Its totient is φ = 60142456.
The previous prime is 60142451. The next prime is 60142507. The reversal of 60142457 is 75424106.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 51208336 + 8934121 = 7156^2 + 2989^2 .
It is a cyclic number.
It is not a de Polignac number, because 60142457 - 26 = 60142393 is a prime.
It is not a weakly prime, because it can be changed into another prime (60142451) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30071228 + 30071229.
It is an arithmetic number, because the mean of its divisors is an integer number (30071229).
Almost surely, 260142457 is an apocalyptic number.
It is an amenable number.
60142457 is a deficient number, since it is larger than the sum of its proper divisors (1).
60142457 is an equidigital number, since it uses as much as digits as its factorization.
60142457 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 60142457 is about 7755.1568004780. The cubic root of 60142457 is about 391.7963527287.
The spelling of 60142457 in words is "sixty million, one hundred forty-two thousand, four hundred fifty-seven".
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