Base | Representation |
---|---|
bin | 10001101100000… |
… | …11111101010000 |
3 | 101100012222102021 |
4 | 20312003331100 |
5 | 300441432322 |
6 | 22420301224 |
7 | 3451202032 |
oct | 1066037520 |
9 | 340188367 |
10 | 148389712 |
11 | 76842429 |
12 | 41841814 |
13 | 24986c83 |
14 | 159c9c52 |
15 | d0624c7 |
hex | 8d83f50 |
148389712 has 20 divisors (see below), whose sum is σ = 289172340. Its totient is φ = 73764608.
The previous prime is 148389667. The next prime is 148389713. The reversal of 148389712 is 217983841.
148389712 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 59351616 + 89038096 = 7704^2 + 9436^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148389713) 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 3 ways as a sum of consecutive naturals, for example, 24037 + ... + 29572.
It is an arithmetic number, because the mean of its divisors is an integer number (14458617).
Almost surely, 2148389712 is an apocalyptic number.
It is an amenable number.
148389712 is a deficient number, since it is larger than the sum of its proper divisors (140782628).
148389712 is a wasteful number, since it uses less digits than its factorization.
148389712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53790 (or 53784 counting only the distinct ones).
The product of its digits is 96768, while the sum is 43.
The square root of 148389712 is about 12181.5315950007. The cubic root of 148389712 is about 529.4211218525.
The spelling of 148389712 in words is "one hundred forty-eight million, three hundred eighty-nine thousand, seven hundred twelve".
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