Base | Representation |
---|---|
bin | 10010011110110… |
… | …11110101110101 |
3 | 101210201220110111 |
4 | 21033123311311 |
5 | 304142304031 |
6 | 23215023021 |
7 | 3561553663 |
oct | 1117336565 |
9 | 353656414 |
10 | 155041141 |
11 | 7a575782 |
12 | 43b0aa71 |
13 | 26175628 |
14 | 1683bc33 |
15 | d9281b1 |
hex | 93dbd75 |
155041141 has 2 divisors, whose sum is σ = 155041142. Its totient is φ = 155041140.
The previous prime is 155041129. The next prime is 155041147. The reversal of 155041141 is 141140551.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 146918641 + 8122500 = 12121^2 + 2850^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-155041141 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (155041147) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77520570 + 77520571.
It is an arithmetic number, because the mean of its divisors is an integer number (77520571).
Almost surely, 2155041141 is an apocalyptic number.
It is an amenable number.
155041141 is a deficient number, since it is larger than the sum of its proper divisors (1).
155041141 is an equidigital number, since it uses as much as digits as its factorization.
155041141 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 400, while the sum is 22.
The square root of 155041141 is about 12451.5517506855. The cubic root of 155041141 is about 537.2160574208.
Adding to 155041141 its reverse (141140551), we get a palindrome (296181692).
The spelling of 155041141 in words is "one hundred fifty-five million, forty-one thousand, one hundred forty-one".
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