Base | Representation |
---|---|
bin | 10001101101000… |
… | …10001100110001 |
3 | 101100110021100011 |
4 | 20312202030301 |
5 | 301004413320 |
6 | 22423054521 |
7 | 3452226133 |
oct | 1066421461 |
9 | 340407304 |
10 | 148513585 |
11 | 76917500 |
12 | 418a1441 |
13 | 249cb47c |
14 | 15a1d053 |
15 | d08905a |
hex | 8da2331 |
148513585 has 12 divisors (see below), whose sum is σ = 195891444. Its totient is φ = 108009440.
The previous prime is 148513583. The next prime is 148513613. The reversal of 148513585 is 585315841.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 47872561 + 100641024 = 6919^2 + 10032^2 .
It is not a de Polignac number, because 148513585 - 21 = 148513583 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (148513583) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122134 + ... + 123343.
It is an arithmetic number, because the mean of its divisors is an integer number (16324287).
Almost surely, 2148513585 is an apocalyptic number.
It is an amenable number.
148513585 is a deficient number, since it is larger than the sum of its proper divisors (47377859).
148513585 is a wasteful number, since it uses less digits than its factorization.
148513585 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 245504 (or 245493 counting only the distinct ones).
The product of its digits is 96000, while the sum is 40.
The square root of 148513585 is about 12186.6149935082. The cubic root of 148513585 is about 529.5683978813.
The spelling of 148513585 in words is "one hundred forty-eight million, five hundred thirteen thousand, five hundred eighty-five".
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