Base | Representation |
---|---|
bin | 10001101001100… |
… | …11101010001001 |
3 | 101022121021020200 |
4 | 20310303222021 |
5 | 300400421214 |
6 | 22405242413 |
7 | 3445332111 |
oct | 1064635211 |
9 | 338537220 |
10 | 148060809 |
11 | 76638306 |
12 | 41703409 |
13 | 248a0360 |
14 | 15942041 |
15 | cee9d09 |
hex | 8d33a89 |
148060809 has 12 divisors (see below), whose sum is σ = 230316996. Its totient is φ = 91114272.
The previous prime is 148060793. The next prime is 148060813. The reversal of 148060809 is 908060841.
It is a happy number.
148060809 is a `hidden beast` number, since 1 + 48 + 0 + 608 + 0 + 9 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 90725625 + 57335184 = 9525^2 + 7572^2 .
It is not a de Polignac number, because 148060809 - 24 = 148060793 is a prime.
It is not an unprimeable number, because it can be changed into a prime (148060819) 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, 632622 + ... + 632855.
It is an arithmetic number, because the mean of its divisors is an integer number (19193083).
Almost surely, 2148060809 is an apocalyptic number.
It is an amenable number.
148060809 is a deficient number, since it is larger than the sum of its proper divisors (82256187).
148060809 is a wasteful number, since it uses less digits than its factorization.
148060809 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1265496 (or 1265493 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 148060809 is about 12168.0240384378. The cubic root of 148060809 is about 529.0296818572.
The spelling of 148060809 in words is "one hundred forty-eight million, sixty thousand, eight hundred nine".
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