Base | Representation |
---|---|
bin | 10001101101000… |
… | …01001000111100 |
3 | 101100110001101101 |
4 | 20312201020330 |
5 | 301004243434 |
6 | 22423022444 |
7 | 3452210362 |
oct | 1066411074 |
9 | 340401341 |
10 | 148509244 |
11 | 76914214 |
12 | 4189aa24 |
13 | 249c94c0 |
14 | 15a1b632 |
15 | d087b14 |
hex | 8da123c |
148509244 has 48 divisors (see below), whose sum is σ = 298327680. Its totient is φ = 64117440.
The previous prime is 148509223. The next prime is 148509271. The reversal of 148509244 is 442905841.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81099 + ... + 82909.
It is an arithmetic number, because the mean of its divisors is an integer number (6215160).
Almost surely, 2148509244 is an apocalyptic number.
It is an amenable number.
148509244 is an abundant number, since it is smaller than the sum of its proper divisors (149818436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148509244 is a wasteful number, since it uses less digits than its factorization.
148509244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1930 (or 1928 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 37.
The square root of 148509244 is about 12186.4368869658. The cubic root of 148509244 is about 529.5632381315.
The spelling of 148509244 in words is "one hundred forty-eight million, five hundred nine thousand, two hundred forty-four".
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