Base | Representation |
---|---|
bin | 10001101111101… |
… | …00001111000101 |
3 | 101101002100021100 |
4 | 20313310033011 |
5 | 301101141410 |
6 | 22434210313 |
7 | 3455125602 |
oct | 1067641705 |
9 | 341070240 |
10 | 148849605 |
11 | 77026a03 |
12 | 41a23999 |
13 | 24ab83b8 |
14 | 15aa96a9 |
15 | d1038c0 |
hex | 8df43c5 |
148849605 has 48 divisors (see below), whose sum is σ = 268894080. Its totient is φ = 76078464.
The previous prime is 148849579. The next prime is 148849607. The reversal of 148849605 is 506948841.
It is not a de Polignac number, because 148849605 - 214 = 148833221 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148849607) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 217594 + ... + 218276.
It is an arithmetic number, because the mean of its divisors is an integer number (5601960).
Almost surely, 2148849605 is an apocalyptic number.
148849605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
148849605 is a deficient number, since it is larger than the sum of its proper divisors (120044475).
148849605 is a wasteful number, since it uses less digits than its factorization.
148849605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 890 (or 887 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 45.
The square root of 148849605 is about 12200.3936411904. The cubic root of 148849605 is about 529.9674894025.
The spelling of 148849605 in words is "one hundred forty-eight million, eight hundred forty-nine thousand, six hundred five".
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