Base | Representation |
---|---|
bin | 10001101100000… |
… | …10001001001101 |
3 | 101100012121020012 |
4 | 20312002021031 |
5 | 300441213120 |
6 | 22420203005 |
7 | 3451141262 |
oct | 1066021115 |
9 | 340177205 |
10 | 148382285 |
11 | 76837897 |
12 | 41839465 |
13 | 2498378c |
14 | 159c7269 |
15 | d0601c5 |
hex | 8d8224d |
148382285 has 4 divisors (see below), whose sum is σ = 178058748. Its totient is φ = 118705824.
The previous prime is 148382263. The next prime is 148382309. The reversal of 148382285 is 582283841.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 582283841 = 263 ⋅2214007.
It can be written as a sum of positive squares in 2 ways, for example, as 24661156 + 123721129 = 4966^2 + 11123^2 .
It is a cyclic number.
It is not a de Polignac number, because 148382285 - 214 = 148365901 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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, 14838224 + ... + 14838233.
It is an arithmetic number, because the mean of its divisors is an integer number (44514687).
Almost surely, 2148382285 is an apocalyptic number.
It is an amenable number.
148382285 is a deficient number, since it is larger than the sum of its proper divisors (29676463).
148382285 is an equidigital number, since it uses as much as digits as its factorization.
148382285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29676462.
The product of its digits is 122880, while the sum is 41.
The square root of 148382285 is about 12181.2267444622. The cubic root of 148382285 is about 529.4122890832.
The spelling of 148382285 in words is "one hundred forty-eight million, three hundred eighty-two thousand, two hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.141 sec. • engine limits •