Base | Representation |
---|---|
bin | 10001100011100… |
… | …10010111011001 |
3 | 101021010001012102 |
4 | 20301302113121 |
5 | 300200102311 |
6 | 22340253145 |
7 | 3435523631 |
oct | 1061622731 |
9 | 337101172 |
10 | 147269081 |
11 | 76147493 |
12 | 413a11b5 |
13 | 24683b8b |
14 | 157b76c1 |
15 | cde043b |
hex | 8c725d9 |
147269081 has 2 divisors, whose sum is σ = 147269082. Its totient is φ = 147269080.
The previous prime is 147269077. The next prime is 147269093. The reversal of 147269081 is 180962741.
147269081 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., 145419481 + 1849600 = 12059^2 + 1360^2 .
It is a cyclic number.
It is not a de Polignac number, because 147269081 - 22 = 147269077 is a prime.
It is a super-2 number, since 2×1472690812 = 43376364437169122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (147260081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73634540 + 73634541.
It is an arithmetic number, because the mean of its divisors is an integer number (73634541).
Almost surely, 2147269081 is an apocalyptic number.
It is an amenable number.
147269081 is a deficient number, since it is larger than the sum of its proper divisors (1).
147269081 is an equidigital number, since it uses as much as digits as its factorization.
147269081 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 24192, while the sum is 38.
The square root of 147269081 is about 12135.4472929513. The cubic root of 147269081 is about 528.0850330317.
The spelling of 147269081 in words is "one hundred forty-seven million, two hundred sixty-nine thousand, eighty-one".
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