Base | Representation |
---|---|
bin | 10001010011011… |
… | …01000001100111 |
3 | 101010010101102222 |
4 | 20221231001213 |
5 | 244124300210 |
6 | 22223022555 |
7 | 3411520001 |
oct | 1051550147 |
9 | 333111388 |
10 | 145150055 |
11 | 74a2a426 |
12 | 4073aa5b |
13 | 240c150b |
14 | 153c5371 |
15 | cb22655 |
hex | 8a6d067 |
145150055 has 12 divisors (see below), whose sum is σ = 175817880. Its totient is φ = 115032384.
The previous prime is 145150051. The next prime is 145150067. The reversal of 145150055 is 550051541.
It is not a de Polignac number, because 145150055 - 22 = 145150051 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145150051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 317387 + ... + 317843.
It is an arithmetic number, because the mean of its divisors is an integer number (14651490).
Almost surely, 2145150055 is an apocalyptic number.
145150055 is a deficient number, since it is larger than the sum of its proper divisors (30667825).
145150055 is an frugal number, since it uses more digits than its factorization.
145150055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1058 (or 601 counting only the distinct ones).
The product of its (nonzero) digits is 2500, while the sum is 26.
The square root of 145150055 is about 12047.8236623882. The cubic root of 145150055 is about 525.5399493982.
The spelling of 145150055 in words is "one hundred forty-five million, one hundred fifty thousand, fifty-five".
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