Base | Representation |
---|---|
bin | 10001101011101… |
… | …11000100001010 |
3 | 101100010021222111 |
4 | 20311313010022 |
5 | 300433240111 |
6 | 22415212534 |
7 | 3450562054 |
oct | 1065670412 |
9 | 340107874 |
10 | 148336906 |
11 | 76806793 |
12 | 4181714a |
13 | 24968c23 |
14 | 159b48d4 |
15 | d051a21 |
hex | 8d7710a |
148336906 has 4 divisors (see below), whose sum is σ = 222505362. Its totient is φ = 74168452.
The previous prime is 148336879. The next prime is 148336907. The reversal of 148336906 is 609633841.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 609633841 = 241 ⋅2529601.
It can be written as a sum of positive squares in only one way, i.e., 145805625 + 2531281 = 12075^2 + 1591^2 .
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (148336907) 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 as a sum of consecutive naturals, namely, 37084225 + ... + 37084228.
Almost surely, 2148336906 is an apocalyptic number.
148336906 is a deficient number, since it is larger than the sum of its proper divisors (74168456).
148336906 is an equidigital number, since it uses as much as digits as its factorization.
148336906 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74168455.
The product of its (nonzero) digits is 93312, while the sum is 40.
The square root of 148336906 is about 12179.3639406990. The cubic root of 148336906 is about 529.3583144241.
The spelling of 148336906 in words is "one hundred forty-eight million, three hundred thirty-six thousand, nine hundred six".
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