Base | Representation |
---|---|
bin | 10010100010001… |
… | …00101001101001 |
3 | 101211112201100111 |
4 | 21101010221221 |
5 | 304300023231 |
6 | 23232134321 |
7 | 3565322410 |
oct | 1121045151 |
9 | 354481314 |
10 | 155470441 |
11 | 7a839275 |
12 | 440973a1 |
13 | 26295b59 |
14 | 16910477 |
15 | d9b04b1 |
hex | 9444a69 |
155470441 has 4 divisors (see below), whose sum is σ = 177680512. Its totient is φ = 133260372.
The previous prime is 155470439. The next prime is 155470453. The reversal of 155470441 is 144074551.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 155470441 - 21 = 155470439 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (155470481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11105025 + ... + 11105038.
It is an arithmetic number, because the mean of its divisors is an integer number (44420128).
Almost surely, 2155470441 is an apocalyptic number.
It is an amenable number.
155470441 is a deficient number, since it is larger than the sum of its proper divisors (22210071).
155470441 is an equidigital number, since it uses as much as digits as its factorization.
155470441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22210070.
The product of its (nonzero) digits is 11200, while the sum is 31.
The square root of 155470441 is about 12468.7786490899. The cubic root of 155470441 is about 537.7114405917.
It can be divided in two parts, 155 and 470441, that added together give a square (470596 = 6862).
The spelling of 155470441 in words is "one hundred fifty-five million, four hundred seventy thousand, four hundred forty-one".
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