Base | Representation |
---|---|
bin | 1111000010010… |
… | …00011011101100 |
3 | 22210022212002002 |
4 | 13201020123230 |
5 | 224242011204 |
6 | 20303151432 |
7 | 3061023500 |
oct | 741103354 |
9 | 283285062 |
10 | 126125804 |
11 | 65216202 |
12 | 362a5578 |
13 | 2019026c |
14 | 12a72300 |
15 | b11591e |
hex | 78486ec |
126125804 has 36 divisors (see below), whose sum is σ = 259883064. Its totient is φ = 53395776.
The previous prime is 126125803. The next prime is 126125807. The reversal of 126125804 is 408521621.
It is not an unprimeable number, because it can be changed into a prime (126125801) 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 11 ways as a sum of consecutive naturals, for example, 12392 + ... + 20144.
It is an arithmetic number, because the mean of its divisors is an integer number (7218974).
Almost surely, 2126125804 is an apocalyptic number.
126125804 is a gapful number since it is divisible by the number (14) 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 126125804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129941532).
126125804 is an abundant number, since it is smaller than the sum of its proper divisors (133757260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126125804 is a wasteful number, since it uses less digits than its factorization.
126125804 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7854 (or 7845 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 29.
The square root of 126125804 is about 11230.5745178063. The cubic root of 126125804 is about 501.4965879795.
The spelling of 126125804 in words is "one hundred twenty-six million, one hundred twenty-five thousand, eight hundred four".
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