Base | Representation |
---|---|
bin | 10010100010001… |
… | …11100011111001 |
3 | 101211120022200222 |
4 | 21101013203321 |
5 | 304300413421 |
6 | 23232305425 |
7 | 3565402226 |
oct | 1121074371 |
9 | 354508628 |
10 | 155482361 |
11 | 7a847221 |
12 | 440a2275 |
13 | 2629b3c8 |
14 | 1691494d |
15 | d9b3cab |
hex | 94478f9 |
155482361 has 2 divisors, whose sum is σ = 155482362. Its totient is φ = 155482360.
The previous prime is 155482333. The next prime is 155482363. The reversal of 155482361 is 163284551.
155482361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 155475961 + 6400 = 12469^2 + 80^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-155482361 is a prime.
Together with 155482363, it forms a pair of twin primes.
It is a Chen prime.
It is equal to p8735093 and since 155482361 and 8735093 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (155482363) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77741180 + 77741181.
It is an arithmetic number, because the mean of its divisors is an integer number (77741181).
Almost surely, 2155482361 is an apocalyptic number.
It is an amenable number.
155482361 is a deficient number, since it is larger than the sum of its proper divisors (1).
155482361 is an equidigital number, since it uses as much as digits as its factorization.
155482361 is an evil number, because the sum of its binary digits is even.
The product of its digits is 28800, while the sum is 35.
The square root of 155482361 is about 12469.2566338174. The cubic root of 155482361 is about 537.7251824462.
The spelling of 155482361 in words is "one hundred fifty-five million, four hundred eighty-two thousand, three hundred sixty-one".
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