Base | Representation |
---|---|
bin | 10110100010111… |
… | …01011110010100 |
3 | 111011212121211222 |
4 | 23101131132110 |
5 | 341404022143 |
6 | 30433345512 |
7 | 4454356232 |
oct | 1321353624 |
9 | 434777758 |
10 | 189126548 |
11 | 97836636 |
12 | 53408298 |
13 | 3024b000 |
14 | 1b191952 |
15 | 1190c768 |
hex | b45d794 |
189126548 has 24 divisors (see below), whose sum is σ = 358556520. Its totient is φ = 87285120.
The previous prime is 189126527. The next prime is 189126559. The reversal of 189126548 is 845621981.
It can be written as a sum of positive squares in 4 ways, for example, as 56370064 + 132756484 = 7508^2 + 11522^2 .
It is a junction number, because it is equal to n+sod(n) for n = 189126499 and 189126508.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1973 + ... + 19548.
It is an arithmetic number, because the mean of its divisors is an integer number (14939855).
Almost surely, 2189126548 is an apocalyptic number.
It is an amenable number.
189126548 is a deficient number, since it is larger than the sum of its proper divisors (169429972).
189126548 is a wasteful number, since it uses less digits than its factorization.
189126548 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21564 (or 21536 counting only the distinct ones).
The product of its digits is 138240, while the sum is 44.
The square root of 189126548 is about 13752.3288209670. The cubic root of 189126548 is about 574.0074096499.
The spelling of 189126548 in words is "one hundred eighty-nine million, one hundred twenty-six thousand, five hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •