Base | Representation |
---|---|
bin | 10001101001011… |
… | …00000111010101 |
3 | 101022112200212020 |
4 | 20310230013111 |
5 | 300343424114 |
6 | 22404443353 |
7 | 3445143036 |
oct | 1064540725 |
9 | 338480766 |
10 | 148029909 |
11 | 76617075 |
12 | 416a9559 |
13 | 2488c281 |
14 | 15934a8d |
15 | cee0aa9 |
hex | 8d2c1d5 |
148029909 has 8 divisors (see below), whose sum is σ = 205954752. Its totient is φ = 94395840.
The previous prime is 148029881. The next prime is 148029913. The reversal of 148029909 is 909920841.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 148029909 - 27 = 148029781 is a prime.
It is a super-3 number, since 3×1480299093 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148029979) 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 7 ways as a sum of consecutive naturals, for example, 1072612 + ... + 1072749.
It is an arithmetic number, because the mean of its divisors is an integer number (25744344).
Almost surely, 2148029909 is an apocalyptic number.
It is an amenable number.
148029909 is a deficient number, since it is larger than the sum of its proper divisors (57924843).
148029909 is a wasteful number, since it uses less digits than its factorization.
148029909 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2145387.
The product of its (nonzero) digits is 46656, while the sum is 42.
The square root of 148029909 is about 12166.7542508263. The cubic root of 148029909 is about 528.9928768116.
The spelling of 148029909 in words is "one hundred forty-eight million, twenty-nine thousand, nine hundred nine".
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