Base | Representation |
---|---|
bin | 10000111010110… |
… | …00100011101011 |
3 | 100220001022022111 |
4 | 20131120203223 |
5 | 242312423431 |
6 | 22025503151 |
7 | 3342206236 |
oct | 1035304353 |
9 | 326038274 |
10 | 141920491 |
11 | 73123a69 |
12 | 3b641ab7 |
13 | 2353052b |
14 | 14bc441d |
15 | c6d57b1 |
hex | 87588eb |
141920491 has 2 divisors, whose sum is σ = 141920492. Its totient is φ = 141920490.
The previous prime is 141920483. The next prime is 141920509. The reversal of 141920491 is 194029141.
141920491 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 is a cyclic number.
It is not a de Polignac number, because 141920491 - 23 = 141920483 is a prime.
It is not a weakly prime, because it can be changed into another prime (141920431) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70960245 + 70960246.
It is an arithmetic number, because the mean of its divisors is an integer number (70960246).
Almost surely, 2141920491 is an apocalyptic number.
141920491 is a deficient number, since it is larger than the sum of its proper divisors (1).
141920491 is an equidigital number, since it uses as much as digits as its factorization.
141920491 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 31.
The square root of 141920491 is about 11913.0386971587. The cubic root of 141920491 is about 521.6129539887.
The spelling of 141920491 in words is "one hundred forty-one million, nine hundred twenty thousand, four hundred ninety-one".
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