Base | Representation |
---|---|
bin | 1111000101100… |
… | …01001110101000 |
3 | 22211010122220000 |
4 | 13202301032220 |
5 | 224344230143 |
6 | 20320303000 |
7 | 3064462104 |
oct | 742611650 |
9 | 284118800 |
10 | 126555048 |
11 | 65489754 |
12 | 36471a60 |
13 | 202b0759 |
14 | 12b44904 |
15 | b19cbd3 |
hex | 78b13a8 |
126555048 has 120 divisors (see below), whose sum is σ = 374801130. Its totient is φ = 39890880.
The previous prime is 126555001. The next prime is 126555049. The reversal of 126555048 is 840555621.
126555048 is a `hidden beast` number, since 1 + 2 + 65 + 550 + 48 = 666.
It can be written as a sum of positive squares in only one way, i.e., 112402404 + 14152644 = 10602^2 + 3762^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (126555049) 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 29 ways as a sum of consecutive naturals, for example, 233658 + ... + 234198.
Almost surely, 2126555048 is an apocalyptic number.
126555048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 126555048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187400565).
126555048 is an abundant number, since it is smaller than the sum of its proper divisors (248246082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126555048 is a wasteful number, since it uses less digits than its factorization.
126555048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 597 (or 565 counting only the distinct ones).
The product of its (nonzero) digits is 48000, while the sum is 36.
The square root of 126555048 is about 11249.6687951246. The cubic root of 126555048 is about 502.0648583152.
The spelling of 126555048 in words is "one hundred twenty-six million, five hundred fifty-five thousand, forty-eight".
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