Base | Representation |
---|---|
bin | 1000101010101111001… |
… | …0011001010000111101 |
3 | 112020100212022201101200 |
4 | 2022223302121100331 |
5 | 4414432204041220 |
6 | 152224143330113 |
7 | 13521103431654 |
oct | 2125362312075 |
9 | 466325281350 |
10 | 148911002685 |
11 | 58175419375 |
12 | 24a39bb0939 |
13 | 11071a81853 |
14 | 72c8cb819b |
15 | 3d181bd890 |
hex | 22abc9943d |
148911002685 has 24 divisors (see below), whose sum is σ = 258423823320. Its totient is φ = 79323380352.
The previous prime is 148911002621. The next prime is 148911002741. The reversal of 148911002685 is 586200119841.
It is a happy number.
148911002685 is a `hidden beast` number, since 1 + 489 + 1 + 100 + 2 + 68 + 5 = 666.
148911002685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 30008484 + 148880994201 = 5478^2 + 385851^2 .
It is not a de Polignac number, because 148911002685 - 26 = 148911002621 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 148911002685.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1958554 + ... + 2033163.
It is an arithmetic number, because the mean of its divisors is an integer number (10767659305).
Almost surely, 2148911002685 is an apocalyptic number.
148911002685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
148911002685 is a deficient number, since it is larger than the sum of its proper divisors (109512820635).
148911002685 is a wasteful number, since it uses less digits than its factorization.
148911002685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3992557 (or 3992554 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 45.
The spelling of 148911002685 in words is "one hundred forty-eight billion, nine hundred eleven million, two thousand, six hundred eighty-five".
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